init table

server-db/mybatis-generator/generatorConfig.xml

@@ -43,7 +43,7 @@
 
         <!--数据库连接信息-->
         <jdbcConnection driverClass="com.mysql.jdbc.Driver"
-                        connectionURL="jdbc:mysql://39.101.222.130:3306/emba_course?useUnicode=true&amp;characterEncoding=UTF-8&amp;serverTimezone=UTC&amp;verifyServerCertificate=false&amp;useSSL=false"
+                        connectionURL="jdbc:mysql://39.101.222.130:3306/class_work?useUnicode=true&amp;characterEncoding=UTF-8&amp;serverTimezone=UTC&amp;verifyServerCertificate=false&amp;useSSL=false"
                         userId="root"
                         password="Engine123s56.."/>
 
@@ -80,6 +80,14 @@
         <table tableName="wx_user">
             <generatedKey column="id" sqlStatement="MySql" identity="true"/>
         </table>
-
+        <table tableName="class_info">
+            <generatedKey column="id" sqlStatement="MySql" identity="true"/>
+        </table>
+        <table tableName="student_point_info">
+            <generatedKey column="id" sqlStatement="MySql" identity="true"/>
+        </table>
+        <table tableName="student_info">
+            <generatedKey column="id" sqlStatement="MySql" identity="true"/>
+        </table>
     </context>
 </generatorConfiguration>

server-db/src/main/java/cn/exploring/engine/server/db/dao/ClassInfoMapper.java

+package cn.exploring.engine.server.db.dao;
+
+import cn.exploring.engine.server.db.domain.ClassInfo;
+import cn.exploring.engine.server.db.domain.ClassInfoExample;
+import java.util.List;
+import org.apache.ibatis.annotations.Param;
+
+public interface ClassInfoMapper {
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    long countByExample(ClassInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    int deleteByExample(ClassInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    int deleteByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    int insert(ClassInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    int insertSelective(ClassInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    ClassInfo selectOneByExample(ClassInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    ClassInfo selectOneByExampleSelective(@Param("example") ClassInfoExample example, @Param("selective") ClassInfo.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    List<ClassInfo> selectByExampleSelective(@Param("example") ClassInfoExample example, @Param("selective") ClassInfo.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    List<ClassInfo> selectByExample(ClassInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    ClassInfo selectByPrimaryKeySelective(@Param("id") Integer id, @Param("selective") ClassInfo.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    ClassInfo selectByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    ClassInfo selectByPrimaryKeyWithLogicalDelete(@Param("id") Integer id, @Param("andLogicalDeleted") boolean andLogicalDeleted);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    int updateByExampleSelective(@Param("record") ClassInfo record, @Param("example") ClassInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    int updateByExample(@Param("record") ClassInfo record, @Param("example") ClassInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKeySelective(ClassInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKey(ClassInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByExample(@Param("example") ClassInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByPrimaryKey(Integer id);
+}
\ No newline at end of file

server-db/src/main/java/cn/exploring/engine/server/db/dao/StudentInfoMapper.java

+package cn.exploring.engine.server.db.dao;
+
+import cn.exploring.engine.server.db.domain.StudentInfo;
+import cn.exploring.engine.server.db.domain.StudentInfoExample;
+import java.util.List;
+import org.apache.ibatis.annotations.Param;
+
+public interface StudentInfoMapper {
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    long countByExample(StudentInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    int deleteByExample(StudentInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    int deleteByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    int insert(StudentInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    int insertSelective(StudentInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    StudentInfo selectOneByExample(StudentInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    StudentInfo selectOneByExampleSelective(@Param("example") StudentInfoExample example, @Param("selective") StudentInfo.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    List<StudentInfo> selectByExampleSelective(@Param("example") StudentInfoExample example, @Param("selective") StudentInfo.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    List<StudentInfo> selectByExample(StudentInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    StudentInfo selectByPrimaryKeySelective(@Param("id") Integer id, @Param("selective") StudentInfo.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    StudentInfo selectByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    StudentInfo selectByPrimaryKeyWithLogicalDelete(@Param("id") Integer id, @Param("andLogicalDeleted") boolean andLogicalDeleted);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    int updateByExampleSelective(@Param("record") StudentInfo record, @Param("example") StudentInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    int updateByExample(@Param("record") StudentInfo record, @Param("example") StudentInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKeySelective(StudentInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKey(StudentInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByExample(@Param("example") StudentInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByPrimaryKey(Integer id);
+}
\ No newline at end of file

server-db/src/main/java/cn/exploring/engine/server/db/dao/StudentPointInfoMapper.java

+package cn.exploring.engine.server.db.dao;
+
+import cn.exploring.engine.server.db.domain.StudentPointInfo;
+import cn.exploring.engine.server.db.domain.StudentPointInfoExample;
+import java.util.List;
+import org.apache.ibatis.annotations.Param;
+
+public interface StudentPointInfoMapper {
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    long countByExample(StudentPointInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    int deleteByExample(StudentPointInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    int deleteByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    int insert(StudentPointInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    int insertSelective(StudentPointInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    StudentPointInfo selectOneByExample(StudentPointInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    StudentPointInfo selectOneByExampleSelective(@Param("example") StudentPointInfoExample example, @Param("selective") StudentPointInfo.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    List<StudentPointInfo> selectByExampleSelective(@Param("example") StudentPointInfoExample example, @Param("selective") StudentPointInfo.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    List<StudentPointInfo> selectByExample(StudentPointInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    StudentPointInfo selectByPrimaryKeySelective(@Param("id") Integer id, @Param("selective") StudentPointInfo.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    StudentPointInfo selectByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    StudentPointInfo selectByPrimaryKeyWithLogicalDelete(@Param("id") Integer id, @Param("andLogicalDeleted") boolean andLogicalDeleted);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    int updateByExampleSelective(@Param("record") StudentPointInfo record, @Param("example") StudentPointInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    int updateByExample(@Param("record") StudentPointInfo record, @Param("example") StudentPointInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKeySelective(StudentPointInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKey(StudentPointInfo record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByExample(@Param("example") StudentPointInfoExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByPrimaryKey(Integer id);
+}
\ No newline at end of file

server-db/src/main/java/cn/exploring/engine/server/db/domain/ClassInfo.java

+package cn.exploring.engine.server.db.domain;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.Arrays;
+
+public class ClassInfo {
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static final Boolean NOT_DELETED = false;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static final Boolean IS_DELETED = true;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column class_info.id
+     *
+     * @mbg.generated
+     */
+    private Integer id;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column class_info.class_name
+     *
+     * @mbg.generated
+     */
+    private String className;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column class_info.add_time
+     *
+     * @mbg.generated
+     */
+    private LocalDateTime addTime;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column class_info.update_time
+     *
+     * @mbg.generated
+     */
+    private LocalDateTime updateTime;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column class_info.deleted
+     *
+     * @mbg.generated
+     */
+    private Boolean deleted;
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column class_info.id
+     *
+     * @return the value of class_info.id
+     *
+     * @mbg.generated
+     */
+    public Integer getId() {
+        return id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column class_info.id
+     *
+     * @param id the value for class_info.id
+     *
+     * @mbg.generated
+     */
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column class_info.class_name
+     *
+     * @return the value of class_info.class_name
+     *
+     * @mbg.generated
+     */
+    public String getClassName() {
+        return className;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column class_info.class_name
+     *
+     * @param className the value for class_info.class_name
+     *
+     * @mbg.generated
+     */
+    public void setClassName(String className) {
+        this.className = className;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column class_info.add_time
+     *
+     * @return the value of class_info.add_time
+     *
+     * @mbg.generated
+     */
+    public LocalDateTime getAddTime() {
+        return addTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column class_info.add_time
+     *
+     * @param addTime the value for class_info.add_time
+     *
+     * @mbg.generated
+     */
+    public void setAddTime(LocalDateTime addTime) {
+        this.addTime = addTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column class_info.update_time
+     *
+     * @return the value of class_info.update_time
+     *
+     * @mbg.generated
+     */
+    public LocalDateTime getUpdateTime() {
+        return updateTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column class_info.update_time
+     *
+     * @param updateTime the value for class_info.update_time
+     *
+     * @mbg.generated
+     */
+    public void setUpdateTime(LocalDateTime updateTime) {
+        this.updateTime = updateTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column class_info.deleted
+     *
+     * @return the value of class_info.deleted
+     *
+     * @mbg.generated
+     */
+    public Boolean getDeleted() {
+        return deleted;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column class_info.deleted
+     *
+     * @param deleted the value for class_info.deleted
+     *
+     * @mbg.generated
+     */
+    public void setDeleted(Boolean deleted) {
+        this.deleted = deleted;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", className=").append(className);
+        sb.append(", addTime=").append(addTime);
+        sb.append(", updateTime=").append(updateTime);
+        sb.append(", deleted=").append(deleted);
+        sb.append("]");
+        return sb.toString();
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        ClassInfo other = (ClassInfo) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getClassName() == null ? other.getClassName() == null : this.getClassName().equals(other.getClassName()))
+            && (this.getAddTime() == null ? other.getAddTime() == null : this.getAddTime().equals(other.getAddTime()))
+            && (this.getUpdateTime() == null ? other.getUpdateTime() == null : this.getUpdateTime().equals(other.getUpdateTime()))
+            && (this.getDeleted() == null ? other.getDeleted() == null : this.getDeleted().equals(other.getDeleted()));
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getClassName() == null) ? 0 : getClassName().hashCode());
+        result = prime * result + ((getAddTime() == null) ? 0 : getAddTime().hashCode());
+        result = prime * result + ((getUpdateTime() == null) ? 0 : getUpdateTime().hashCode());
+        result = prime * result + ((getDeleted() == null) ? 0 : getDeleted().hashCode());
+        return result;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public void andLogicalDeleted(boolean deleted) {
+        setDeleted(deleted ? IS_DELETED : NOT_DELETED);
+    }
+
+    /**
+     * This enum was generated by MyBatis Generator.
+     * This enum corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public enum Column {
+        id("id", "id", "INTEGER", false),
+        className("class_name", "className", "VARCHAR", false),
+        addTime("add_time", "addTime", "TIMESTAMP", false),
+        updateTime("update_time", "updateTime", "TIMESTAMP", false),
+        deleted("deleted", "deleted", "BIT", false);
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private static final String BEGINNING_DELIMITER = "`";
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private static final String ENDING_DELIMITER = "`";
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String column;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final boolean isColumnNameDelimited;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String javaProperty;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String jdbcType;
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String value() {
+            return this.column;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getValue() {
+            return this.column;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getJavaProperty() {
+            return this.javaProperty;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getJdbcType() {
+            return this.jdbcType;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        Column(String column, String javaProperty, String jdbcType, boolean isColumnNameDelimited) {
+            this.column = column;
+            this.javaProperty = javaProperty;
+            this.jdbcType = jdbcType;
+            this.isColumnNameDelimited = isColumnNameDelimited;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String desc() {
+            return this.getEscapedColumnName() + " DESC";
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String asc() {
+            return this.getEscapedColumnName() + " ASC";
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public static Column[] excludes(Column ... excludes) {
+            ArrayList<Column> columns = new ArrayList<>(Arrays.asList(Column.values()));
+            if (excludes != null && excludes.length > 0) {
+                columns.removeAll(new ArrayList<>(Arrays.asList(excludes)));
+            }
+            return columns.toArray(new Column[]{});
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getEscapedColumnName() {
+            if (this.isColumnNameDelimited) {
+                return new StringBuilder().append(BEGINNING_DELIMITER).append(this.column).append(ENDING_DELIMITER).toString();
+            } else {
+                return this.column;
+            }
+        }
+    }
+}
\ No newline at end of file

server-db/src/main/java/cn/exploring/engine/server/db/domain/ClassInfoExample.java

+package cn.exploring.engine.server.db.domain;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+public class ClassInfoExample {
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    protected String orderByClause;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    protected boolean distinct;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    protected List<Criteria> oredCriteria;
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public ClassInfoExample() {
+        oredCriteria = new ArrayList<Criteria>();
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public void setOrderByClause(String orderByClause) {
+        this.orderByClause = orderByClause;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public String getOrderByClause() {
+        return orderByClause;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public void setDistinct(boolean distinct) {
+        this.distinct = distinct;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public boolean isDistinct() {
+        return distinct;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public List<Criteria> getOredCriteria() {
+        return oredCriteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public void or(Criteria criteria) {
+        oredCriteria.add(criteria);
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public Criteria or() {
+        Criteria criteria = createCriteriaInternal();
+        oredCriteria.add(criteria);
+        return criteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public ClassInfoExample orderBy(String orderByClause) {
+        this.setOrderByClause(orderByClause);
+        return this;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public ClassInfoExample orderBy(String ... orderByClauses) {
+        StringBuffer sb = new StringBuffer();
+        for (int i = 0; i < orderByClauses.length; i++) {
+            sb.append(orderByClauses[i]);
+            if (i < orderByClauses.length - 1) {
+                sb.append(" , ");
+            }
+        }
+        this.setOrderByClause(sb.toString());
+        return this;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public Criteria createCriteria() {
+        Criteria criteria = createCriteriaInternal();
+        if (oredCriteria.size() == 0) {
+            oredCriteria.add(criteria);
+        }
+        return criteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    protected Criteria createCriteriaInternal() {
+        Criteria criteria = new Criteria(this);
+        return criteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public void clear() {
+        oredCriteria.clear();
+        orderByClause = null;
+        distinct = false;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table class_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static Criteria newAndCreateCriteria() {
+        ClassInfoExample example = new ClassInfoExample();
+        return example.createCriteria();
+    }
+
+    /**
+     * This class was generated by MyBatis Generator.
+     * This class corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    protected abstract static class GeneratedCriteria {
+        protected List<Criterion> criteria;
+
+        protected GeneratedCriteria() {
+            super();
+            criteria = new ArrayList<Criterion>();
+        }
+
+        public boolean isValid() {
+            return criteria.size() > 0;
+        }
+
+        public List<Criterion> getAllCriteria() {
+            return criteria;
+        }
+
+        public List<Criterion> getCriteria() {
+            return criteria;
+        }
+
+        protected void addCriterion(String condition) {
+            if (condition == null) {
+                throw new RuntimeException("Value for condition cannot be null");
+            }
+            criteria.add(new Criterion(condition));
+        }
+
+        protected void addCriterion(String condition, Object value, String property) {
+            if (value == null) {
+                throw new RuntimeException("Value for " + property + " cannot be null");
+            }
+            criteria.add(new Criterion(condition, value));
+        }
+
+        protected void addCriterion(String condition, Object value1, Object value2, String property) {
+            if (value1 == null || value2 == null) {
+                throw new RuntimeException("Between values for " + property + " cannot be null");
+            }
+            criteria.add(new Criterion(condition, value1, value2));
+        }
+
+        public Criteria andIdIsNull() {
+            addCriterion("id is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdIsNotNull() {
+            addCriterion("id is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdEqualTo(Integer value) {
+            addCriterion("id =", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("id = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdNotEqualTo(Integer value) {
+            addCriterion("id <>", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdNotEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("id <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdGreaterThan(Integer value) {
+            addCriterion("id >", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdGreaterThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("id > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdGreaterThanOrEqualTo(Integer value) {
+            addCriterion("id >=", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdGreaterThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("id >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdLessThan(Integer value) {
+            addCriterion("id <", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdLessThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("id < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdLessThanOrEqualTo(Integer value) {
+            addCriterion("id <=", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdLessThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("id <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdIn(List<Integer> values) {
+            addCriterion("id in", values, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdNotIn(List<Integer> values) {
+            addCriterion("id not in", values, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdBetween(Integer value1, Integer value2) {
+            addCriterion("id between", value1, value2, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdNotBetween(Integer value1, Integer value2) {
+            addCriterion("id not between", value1, value2, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameIsNull() {
+            addCriterion("class_name is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameIsNotNull() {
+            addCriterion("class_name is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameEqualTo(String value) {
+            addCriterion("class_name =", value, "className");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassNameEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("class_name = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameNotEqualTo(String value) {
+            addCriterion("class_name <>", value, "className");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassNameNotEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("class_name <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameGreaterThan(String value) {
+            addCriterion("class_name >", value, "className");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassNameGreaterThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("class_name > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameGreaterThanOrEqualTo(String value) {
+            addCriterion("class_name >=", value, "className");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassNameGreaterThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("class_name >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameLessThan(String value) {
+            addCriterion("class_name <", value, "className");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassNameLessThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("class_name < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameLessThanOrEqualTo(String value) {
+            addCriterion("class_name <=", value, "className");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassNameLessThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("class_name <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameLike(String value) {
+            addCriterion("class_name like", value, "className");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameNotLike(String value) {
+            addCriterion("class_name not like", value, "className");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameIn(List<String> values) {
+            addCriterion("class_name in", values, "className");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameNotIn(List<String> values) {
+            addCriterion("class_name not in", values, "className");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameBetween(String value1, String value2) {
+            addCriterion("class_name between", value1, value2, "className");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassNameNotBetween(String value1, String value2) {
+            addCriterion("class_name not between", value1, value2, "className");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeIsNull() {
+            addCriterion("add_time is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeIsNotNull() {
+            addCriterion("add_time is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeEqualTo(LocalDateTime value) {
+            addCriterion("add_time =", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("add_time = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeNotEqualTo(LocalDateTime value) {
+            addCriterion("add_time <>", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeNotEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("add_time <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeGreaterThan(LocalDateTime value) {
+            addCriterion("add_time >", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeGreaterThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("add_time > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeGreaterThanOrEqualTo(LocalDateTime value) {
+            addCriterion("add_time >=", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeGreaterThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("add_time >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeLessThan(LocalDateTime value) {
+            addCriterion("add_time <", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeLessThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("add_time < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeLessThanOrEqualTo(LocalDateTime value) {
+            addCriterion("add_time <=", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeLessThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("add_time <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeIn(List<LocalDateTime> values) {
+            addCriterion("add_time in", values, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeNotIn(List<LocalDateTime> values) {
+            addCriterion("add_time not in", values, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("add_time between", value1, value2, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeNotBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("add_time not between", value1, value2, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeIsNull() {
+            addCriterion("update_time is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeIsNotNull() {
+            addCriterion("update_time is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeEqualTo(LocalDateTime value) {
+            addCriterion("update_time =", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("update_time = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeNotEqualTo(LocalDateTime value) {
+            addCriterion("update_time <>", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeNotEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("update_time <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeGreaterThan(LocalDateTime value) {
+            addCriterion("update_time >", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeGreaterThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("update_time > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeGreaterThanOrEqualTo(LocalDateTime value) {
+            addCriterion("update_time >=", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeGreaterThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("update_time >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeLessThan(LocalDateTime value) {
+            addCriterion("update_time <", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeLessThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("update_time < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeLessThanOrEqualTo(LocalDateTime value) {
+            addCriterion("update_time <=", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeLessThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("update_time <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeIn(List<LocalDateTime> values) {
+            addCriterion("update_time in", values, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeNotIn(List<LocalDateTime> values) {
+            addCriterion("update_time not in", values, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("update_time between", value1, value2, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeNotBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("update_time not between", value1, value2, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedIsNull() {
+            addCriterion("deleted is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedIsNotNull() {
+            addCriterion("deleted is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedEqualTo(Boolean value) {
+            addCriterion("deleted =", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("deleted = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedNotEqualTo(Boolean value) {
+            addCriterion("deleted <>", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedNotEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("deleted <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedGreaterThan(Boolean value) {
+            addCriterion("deleted >", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedGreaterThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("deleted > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedGreaterThanOrEqualTo(Boolean value) {
+            addCriterion("deleted >=", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedGreaterThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("deleted >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedLessThan(Boolean value) {
+            addCriterion("deleted <", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedLessThanColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("deleted < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedLessThanOrEqualTo(Boolean value) {
+            addCriterion("deleted <=", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedLessThanOrEqualToColumn(ClassInfo.Column column) {
+            addCriterion(new StringBuilder("deleted <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedIn(List<Boolean> values) {
+            addCriterion("deleted in", values, "deleted");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedNotIn(List<Boolean> values) {
+            addCriterion("deleted not in", values, "deleted");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedBetween(Boolean value1, Boolean value2) {
+            addCriterion("deleted between", value1, value2, "deleted");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedNotBetween(Boolean value1, Boolean value2) {
+            addCriterion("deleted not between", value1, value2, "deleted");
+            return (Criteria) this;
+        }
+    }
+
+    /**
+     * This class was generated by MyBatis Generator.
+     * This class corresponds to the database table class_info
+     *
+     * @mbg.generated do_not_delete_during_merge
+     */
+    public static class Criteria extends GeneratedCriteria {
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private ClassInfoExample example;
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        protected Criteria(ClassInfoExample example) {
+            super();
+            this.example = example;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public ClassInfoExample example() {
+            return this.example;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIf(boolean ifAdd, ICriteriaAdd add) {
+            if (ifAdd) {
+                add.add(this);
+            }
+            return this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andLogicalDeleted(boolean deleted) {
+            return deleted ? andDeletedEqualTo(ClassInfo.IS_DELETED) : andDeletedNotEqualTo(ClassInfo.IS_DELETED);
+        }
+
+        /**
+         * This interface was generated by MyBatis Generator.
+         * This interface corresponds to the database table class_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public interface ICriteriaAdd {
+            /**
+             * This method was generated by MyBatis Generator.
+             * This method corresponds to the database table class_info
+             *
+             * @mbg.generated
+             * @project https://github.com/itfsw/mybatis-generator-plugin
+             */
+            Criteria add(Criteria add);
+        }
+    }
+
+    /**
+     * This class was generated by MyBatis Generator.
+     * This class corresponds to the database table class_info
+     *
+     * @mbg.generated
+     */
+    public static class Criterion {
+        private String condition;
+
+        private Object value;
+
+        private Object secondValue;
+
+        private boolean noValue;
+
+        private boolean singleValue;
+
+        private boolean betweenValue;
+
+        private boolean listValue;
+
+        private String typeHandler;
+
+        public String getCondition() {
+            return condition;
+        }
+
+        public Object getValue() {
+            return value;
+        }
+
+        public Object getSecondValue() {
+            return secondValue;
+        }
+
+        public boolean isNoValue() {
+            return noValue;
+        }
+
+        public boolean isSingleValue() {
+            return singleValue;
+        }
+
+        public boolean isBetweenValue() {
+            return betweenValue;
+        }
+
+        public boolean isListValue() {
+            return listValue;
+        }
+
+        public String getTypeHandler() {
+            return typeHandler;
+        }
+
+        protected Criterion(String condition) {
+            super();
+            this.condition = condition;
+            this.typeHandler = null;
+            this.noValue = true;
+        }
+
+        protected Criterion(String condition, Object value, String typeHandler) {
+            super();
+            this.condition = condition;
+            this.value = value;
+            this.typeHandler = typeHandler;
+            if (value instanceof List<?>) {
+                this.listValue = true;
+            } else {
+                this.singleValue = true;
+            }
+        }
+
+        protected Criterion(String condition, Object value) {
+            this(condition, value, null);
+        }
+
+        protected Criterion(String condition, Object value, Object secondValue, String typeHandler) {
+            super();
+            this.condition = condition;
+            this.value = value;
+            this.secondValue = secondValue;
+            this.typeHandler = typeHandler;
+            this.betweenValue = true;
+        }
+
+        protected Criterion(String condition, Object value, Object secondValue) {
+            this(condition, value, secondValue, null);
+        }
+    }
+}
\ No newline at end of file

server-db/src/main/java/cn/exploring/engine/server/db/domain/StudentInfo.java

+package cn.exploring.engine.server.db.domain;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.Arrays;
+
+public class StudentInfo {
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static final Boolean NOT_DELETED = false;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static final Boolean IS_DELETED = true;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_info.id
+     *
+     * @mbg.generated
+     */
+    private Integer id;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_info.student_unique_id
+     *
+     * @mbg.generated
+     */
+    private String studentUniqueId;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_info.class_id
+     *
+     * @mbg.generated
+     */
+    private Integer classId;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_info.name
+     *
+     * @mbg.generated
+     */
+    private String name;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_info.head
+     *
+     * @mbg.generated
+     */
+    private String head;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_info.add_time
+     *
+     * @mbg.generated
+     */
+    private LocalDateTime addTime;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_info.update_time
+     *
+     * @mbg.generated
+     */
+    private LocalDateTime updateTime;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_info.deleted
+     *
+     * @mbg.generated
+     */
+    private Boolean deleted;
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_info.id
+     *
+     * @return the value of student_info.id
+     *
+     * @mbg.generated
+     */
+    public Integer getId() {
+        return id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_info.id
+     *
+     * @param id the value for student_info.id
+     *
+     * @mbg.generated
+     */
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_info.student_unique_id
+     *
+     * @return the value of student_info.student_unique_id
+     *
+     * @mbg.generated
+     */
+    public String getStudentUniqueId() {
+        return studentUniqueId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_info.student_unique_id
+     *
+     * @param studentUniqueId the value for student_info.student_unique_id
+     *
+     * @mbg.generated
+     */
+    public void setStudentUniqueId(String studentUniqueId) {
+        this.studentUniqueId = studentUniqueId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_info.class_id
+     *
+     * @return the value of student_info.class_id
+     *
+     * @mbg.generated
+     */
+    public Integer getClassId() {
+        return classId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_info.class_id
+     *
+     * @param classId the value for student_info.class_id
+     *
+     * @mbg.generated
+     */
+    public void setClassId(Integer classId) {
+        this.classId = classId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_info.name
+     *
+     * @return the value of student_info.name
+     *
+     * @mbg.generated
+     */
+    public String getName() {
+        return name;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_info.name
+     *
+     * @param name the value for student_info.name
+     *
+     * @mbg.generated
+     */
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_info.head
+     *
+     * @return the value of student_info.head
+     *
+     * @mbg.generated
+     */
+    public String getHead() {
+        return head;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_info.head
+     *
+     * @param head the value for student_info.head
+     *
+     * @mbg.generated
+     */
+    public void setHead(String head) {
+        this.head = head;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_info.add_time
+     *
+     * @return the value of student_info.add_time
+     *
+     * @mbg.generated
+     */
+    public LocalDateTime getAddTime() {
+        return addTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_info.add_time
+     *
+     * @param addTime the value for student_info.add_time
+     *
+     * @mbg.generated
+     */
+    public void setAddTime(LocalDateTime addTime) {
+        this.addTime = addTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_info.update_time
+     *
+     * @return the value of student_info.update_time
+     *
+     * @mbg.generated
+     */
+    public LocalDateTime getUpdateTime() {
+        return updateTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_info.update_time
+     *
+     * @param updateTime the value for student_info.update_time
+     *
+     * @mbg.generated
+     */
+    public void setUpdateTime(LocalDateTime updateTime) {
+        this.updateTime = updateTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_info.deleted
+     *
+     * @return the value of student_info.deleted
+     *
+     * @mbg.generated
+     */
+    public Boolean getDeleted() {
+        return deleted;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_info.deleted
+     *
+     * @param deleted the value for student_info.deleted
+     *
+     * @mbg.generated
+     */
+    public void setDeleted(Boolean deleted) {
+        this.deleted = deleted;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", studentUniqueId=").append(studentUniqueId);
+        sb.append(", classId=").append(classId);
+        sb.append(", name=").append(name);
+        sb.append(", head=").append(head);
+        sb.append(", addTime=").append(addTime);
+        sb.append(", updateTime=").append(updateTime);
+        sb.append(", deleted=").append(deleted);
+        sb.append("]");
+        return sb.toString();
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        StudentInfo other = (StudentInfo) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getStudentUniqueId() == null ? other.getStudentUniqueId() == null : this.getStudentUniqueId().equals(other.getStudentUniqueId()))
+            && (this.getClassId() == null ? other.getClassId() == null : this.getClassId().equals(other.getClassId()))
+            && (this.getName() == null ? other.getName() == null : this.getName().equals(other.getName()))
+            && (this.getHead() == null ? other.getHead() == null : this.getHead().equals(other.getHead()))
+            && (this.getAddTime() == null ? other.getAddTime() == null : this.getAddTime().equals(other.getAddTime()))
+            && (this.getUpdateTime() == null ? other.getUpdateTime() == null : this.getUpdateTime().equals(other.getUpdateTime()))
+            && (this.getDeleted() == null ? other.getDeleted() == null : this.getDeleted().equals(other.getDeleted()));
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getStudentUniqueId() == null) ? 0 : getStudentUniqueId().hashCode());
+        result = prime * result + ((getClassId() == null) ? 0 : getClassId().hashCode());
+        result = prime * result + ((getName() == null) ? 0 : getName().hashCode());
+        result = prime * result + ((getHead() == null) ? 0 : getHead().hashCode());
+        result = prime * result + ((getAddTime() == null) ? 0 : getAddTime().hashCode());
+        result = prime * result + ((getUpdateTime() == null) ? 0 : getUpdateTime().hashCode());
+        result = prime * result + ((getDeleted() == null) ? 0 : getDeleted().hashCode());
+        return result;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public void andLogicalDeleted(boolean deleted) {
+        setDeleted(deleted ? IS_DELETED : NOT_DELETED);
+    }
+
+    /**
+     * This enum was generated by MyBatis Generator.
+     * This enum corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public enum Column {
+        id("id", "id", "INTEGER", false),
+        studentUniqueId("student_unique_id", "studentUniqueId", "VARCHAR", false),
+        classId("class_id", "classId", "INTEGER", false),
+        name("name", "name", "VARCHAR", true),
+        head("head", "head", "VARCHAR", false),
+        addTime("add_time", "addTime", "TIMESTAMP", false),
+        updateTime("update_time", "updateTime", "TIMESTAMP", false),
+        deleted("deleted", "deleted", "BIT", false);
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private static final String BEGINNING_DELIMITER = "`";
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private static final String ENDING_DELIMITER = "`";
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String column;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final boolean isColumnNameDelimited;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String javaProperty;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String jdbcType;
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String value() {
+            return this.column;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getValue() {
+            return this.column;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getJavaProperty() {
+            return this.javaProperty;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getJdbcType() {
+            return this.jdbcType;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        Column(String column, String javaProperty, String jdbcType, boolean isColumnNameDelimited) {
+            this.column = column;
+            this.javaProperty = javaProperty;
+            this.jdbcType = jdbcType;
+            this.isColumnNameDelimited = isColumnNameDelimited;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String desc() {
+            return this.getEscapedColumnName() + " DESC";
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String asc() {
+            return this.getEscapedColumnName() + " ASC";
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public static Column[] excludes(Column ... excludes) {
+            ArrayList<Column> columns = new ArrayList<>(Arrays.asList(Column.values()));
+            if (excludes != null && excludes.length > 0) {
+                columns.removeAll(new ArrayList<>(Arrays.asList(excludes)));
+            }
+            return columns.toArray(new Column[]{});
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getEscapedColumnName() {
+            if (this.isColumnNameDelimited) {
+                return new StringBuilder().append(BEGINNING_DELIMITER).append(this.column).append(ENDING_DELIMITER).toString();
+            } else {
+                return this.column;
+            }
+        }
+    }
+}
\ No newline at end of file

server-db/src/main/java/cn/exploring/engine/server/db/domain/StudentInfoExample.java

+package cn.exploring.engine.server.db.domain;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+public class StudentInfoExample {
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    protected String orderByClause;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    protected boolean distinct;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    protected List<Criteria> oredCriteria;
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public StudentInfoExample() {
+        oredCriteria = new ArrayList<Criteria>();
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public void setOrderByClause(String orderByClause) {
+        this.orderByClause = orderByClause;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public String getOrderByClause() {
+        return orderByClause;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public void setDistinct(boolean distinct) {
+        this.distinct = distinct;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public boolean isDistinct() {
+        return distinct;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public List<Criteria> getOredCriteria() {
+        return oredCriteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public void or(Criteria criteria) {
+        oredCriteria.add(criteria);
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public Criteria or() {
+        Criteria criteria = createCriteriaInternal();
+        oredCriteria.add(criteria);
+        return criteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public StudentInfoExample orderBy(String orderByClause) {
+        this.setOrderByClause(orderByClause);
+        return this;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public StudentInfoExample orderBy(String ... orderByClauses) {
+        StringBuffer sb = new StringBuffer();
+        for (int i = 0; i < orderByClauses.length; i++) {
+            sb.append(orderByClauses[i]);
+            if (i < orderByClauses.length - 1) {
+                sb.append(" , ");
+            }
+        }
+        this.setOrderByClause(sb.toString());
+        return this;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public Criteria createCriteria() {
+        Criteria criteria = createCriteriaInternal();
+        if (oredCriteria.size() == 0) {
+            oredCriteria.add(criteria);
+        }
+        return criteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    protected Criteria createCriteriaInternal() {
+        Criteria criteria = new Criteria(this);
+        return criteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public void clear() {
+        oredCriteria.clear();
+        orderByClause = null;
+        distinct = false;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static Criteria newAndCreateCriteria() {
+        StudentInfoExample example = new StudentInfoExample();
+        return example.createCriteria();
+    }
+
+    /**
+     * This class was generated by MyBatis Generator.
+     * This class corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    protected abstract static class GeneratedCriteria {
+        protected List<Criterion> criteria;
+
+        protected GeneratedCriteria() {
+            super();
+            criteria = new ArrayList<Criterion>();
+        }
+
+        public boolean isValid() {
+            return criteria.size() > 0;
+        }
+
+        public List<Criterion> getAllCriteria() {
+            return criteria;
+        }
+
+        public List<Criterion> getCriteria() {
+            return criteria;
+        }
+
+        protected void addCriterion(String condition) {
+            if (condition == null) {
+                throw new RuntimeException("Value for condition cannot be null");
+            }
+            criteria.add(new Criterion(condition));
+        }
+
+        protected void addCriterion(String condition, Object value, String property) {
+            if (value == null) {
+                throw new RuntimeException("Value for " + property + " cannot be null");
+            }
+            criteria.add(new Criterion(condition, value));
+        }
+
+        protected void addCriterion(String condition, Object value1, Object value2, String property) {
+            if (value1 == null || value2 == null) {
+                throw new RuntimeException("Between values for " + property + " cannot be null");
+            }
+            criteria.add(new Criterion(condition, value1, value2));
+        }
+
+        public Criteria andIdIsNull() {
+            addCriterion("id is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdIsNotNull() {
+            addCriterion("id is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdEqualTo(Integer value) {
+            addCriterion("id =", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("id = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdNotEqualTo(Integer value) {
+            addCriterion("id <>", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdNotEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("id <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdGreaterThan(Integer value) {
+            addCriterion("id >", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdGreaterThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("id > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdGreaterThanOrEqualTo(Integer value) {
+            addCriterion("id >=", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdGreaterThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("id >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdLessThan(Integer value) {
+            addCriterion("id <", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdLessThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("id < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdLessThanOrEqualTo(Integer value) {
+            addCriterion("id <=", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdLessThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("id <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdIn(List<Integer> values) {
+            addCriterion("id in", values, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdNotIn(List<Integer> values) {
+            addCriterion("id not in", values, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdBetween(Integer value1, Integer value2) {
+            addCriterion("id between", value1, value2, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdNotBetween(Integer value1, Integer value2) {
+            addCriterion("id not between", value1, value2, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdIsNull() {
+            addCriterion("student_unique_id is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdIsNotNull() {
+            addCriterion("student_unique_id is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdEqualTo(String value) {
+            addCriterion("student_unique_id =", value, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentUniqueIdEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("student_unique_id = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdNotEqualTo(String value) {
+            addCriterion("student_unique_id <>", value, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentUniqueIdNotEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("student_unique_id <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdGreaterThan(String value) {
+            addCriterion("student_unique_id >", value, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentUniqueIdGreaterThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("student_unique_id > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdGreaterThanOrEqualTo(String value) {
+            addCriterion("student_unique_id >=", value, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentUniqueIdGreaterThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("student_unique_id >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdLessThan(String value) {
+            addCriterion("student_unique_id <", value, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentUniqueIdLessThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("student_unique_id < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdLessThanOrEqualTo(String value) {
+            addCriterion("student_unique_id <=", value, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentUniqueIdLessThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("student_unique_id <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdLike(String value) {
+            addCriterion("student_unique_id like", value, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdNotLike(String value) {
+            addCriterion("student_unique_id not like", value, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdIn(List<String> values) {
+            addCriterion("student_unique_id in", values, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdNotIn(List<String> values) {
+            addCriterion("student_unique_id not in", values, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdBetween(String value1, String value2) {
+            addCriterion("student_unique_id between", value1, value2, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentUniqueIdNotBetween(String value1, String value2) {
+            addCriterion("student_unique_id not between", value1, value2, "studentUniqueId");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdIsNull() {
+            addCriterion("class_id is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdIsNotNull() {
+            addCriterion("class_id is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdEqualTo(Integer value) {
+            addCriterion("class_id =", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("class_id = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdNotEqualTo(Integer value) {
+            addCriterion("class_id <>", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdNotEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("class_id <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdGreaterThan(Integer value) {
+            addCriterion("class_id >", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdGreaterThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("class_id > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdGreaterThanOrEqualTo(Integer value) {
+            addCriterion("class_id >=", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdGreaterThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("class_id >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdLessThan(Integer value) {
+            addCriterion("class_id <", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdLessThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("class_id < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdLessThanOrEqualTo(Integer value) {
+            addCriterion("class_id <=", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdLessThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("class_id <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdIn(List<Integer> values) {
+            addCriterion("class_id in", values, "classId");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdNotIn(List<Integer> values) {
+            addCriterion("class_id not in", values, "classId");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdBetween(Integer value1, Integer value2) {
+            addCriterion("class_id between", value1, value2, "classId");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdNotBetween(Integer value1, Integer value2) {
+            addCriterion("class_id not between", value1, value2, "classId");
+            return (Criteria) this;
+        }
+
+        public Criteria andNameIsNull() {
+            addCriterion("`name` is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andNameIsNotNull() {
+            addCriterion("`name` is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andNameEqualTo(String value) {
+            addCriterion("`name` =", value, "name");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andNameEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("`name` = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andNameNotEqualTo(String value) {
+            addCriterion("`name` <>", value, "name");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andNameNotEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("`name` <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andNameGreaterThan(String value) {
+            addCriterion("`name` >", value, "name");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andNameGreaterThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("`name` > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andNameGreaterThanOrEqualTo(String value) {
+            addCriterion("`name` >=", value, "name");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andNameGreaterThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("`name` >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andNameLessThan(String value) {
+            addCriterion("`name` <", value, "name");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andNameLessThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("`name` < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andNameLessThanOrEqualTo(String value) {
+            addCriterion("`name` <=", value, "name");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andNameLessThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("`name` <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andNameLike(String value) {
+            addCriterion("`name` like", value, "name");
+            return (Criteria) this;
+        }
+
+        public Criteria andNameNotLike(String value) {
+            addCriterion("`name` not like", value, "name");
+            return (Criteria) this;
+        }
+
+        public Criteria andNameIn(List<String> values) {
+            addCriterion("`name` in", values, "name");
+            return (Criteria) this;
+        }
+
+        public Criteria andNameNotIn(List<String> values) {
+            addCriterion("`name` not in", values, "name");
+            return (Criteria) this;
+        }
+
+        public Criteria andNameBetween(String value1, String value2) {
+            addCriterion("`name` between", value1, value2, "name");
+            return (Criteria) this;
+        }
+
+        public Criteria andNameNotBetween(String value1, String value2) {
+            addCriterion("`name` not between", value1, value2, "name");
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadIsNull() {
+            addCriterion("head is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadIsNotNull() {
+            addCriterion("head is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadEqualTo(String value) {
+            addCriterion("head =", value, "head");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andHeadEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("head = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadNotEqualTo(String value) {
+            addCriterion("head <>", value, "head");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andHeadNotEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("head <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadGreaterThan(String value) {
+            addCriterion("head >", value, "head");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andHeadGreaterThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("head > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadGreaterThanOrEqualTo(String value) {
+            addCriterion("head >=", value, "head");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andHeadGreaterThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("head >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadLessThan(String value) {
+            addCriterion("head <", value, "head");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andHeadLessThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("head < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadLessThanOrEqualTo(String value) {
+            addCriterion("head <=", value, "head");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andHeadLessThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("head <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadLike(String value) {
+            addCriterion("head like", value, "head");
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadNotLike(String value) {
+            addCriterion("head not like", value, "head");
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadIn(List<String> values) {
+            addCriterion("head in", values, "head");
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadNotIn(List<String> values) {
+            addCriterion("head not in", values, "head");
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadBetween(String value1, String value2) {
+            addCriterion("head between", value1, value2, "head");
+            return (Criteria) this;
+        }
+
+        public Criteria andHeadNotBetween(String value1, String value2) {
+            addCriterion("head not between", value1, value2, "head");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeIsNull() {
+            addCriterion("add_time is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeIsNotNull() {
+            addCriterion("add_time is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeEqualTo(LocalDateTime value) {
+            addCriterion("add_time =", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("add_time = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeNotEqualTo(LocalDateTime value) {
+            addCriterion("add_time <>", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeNotEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("add_time <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeGreaterThan(LocalDateTime value) {
+            addCriterion("add_time >", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeGreaterThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("add_time > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeGreaterThanOrEqualTo(LocalDateTime value) {
+            addCriterion("add_time >=", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeGreaterThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("add_time >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeLessThan(LocalDateTime value) {
+            addCriterion("add_time <", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeLessThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("add_time < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeLessThanOrEqualTo(LocalDateTime value) {
+            addCriterion("add_time <=", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeLessThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("add_time <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeIn(List<LocalDateTime> values) {
+            addCriterion("add_time in", values, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeNotIn(List<LocalDateTime> values) {
+            addCriterion("add_time not in", values, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("add_time between", value1, value2, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeNotBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("add_time not between", value1, value2, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeIsNull() {
+            addCriterion("update_time is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeIsNotNull() {
+            addCriterion("update_time is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeEqualTo(LocalDateTime value) {
+            addCriterion("update_time =", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("update_time = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeNotEqualTo(LocalDateTime value) {
+            addCriterion("update_time <>", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeNotEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("update_time <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeGreaterThan(LocalDateTime value) {
+            addCriterion("update_time >", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeGreaterThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("update_time > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeGreaterThanOrEqualTo(LocalDateTime value) {
+            addCriterion("update_time >=", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeGreaterThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("update_time >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeLessThan(LocalDateTime value) {
+            addCriterion("update_time <", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeLessThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("update_time < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeLessThanOrEqualTo(LocalDateTime value) {
+            addCriterion("update_time <=", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeLessThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("update_time <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeIn(List<LocalDateTime> values) {
+            addCriterion("update_time in", values, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeNotIn(List<LocalDateTime> values) {
+            addCriterion("update_time not in", values, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("update_time between", value1, value2, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeNotBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("update_time not between", value1, value2, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedIsNull() {
+            addCriterion("deleted is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedIsNotNull() {
+            addCriterion("deleted is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedEqualTo(Boolean value) {
+            addCriterion("deleted =", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("deleted = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedNotEqualTo(Boolean value) {
+            addCriterion("deleted <>", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedNotEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("deleted <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedGreaterThan(Boolean value) {
+            addCriterion("deleted >", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedGreaterThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("deleted > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedGreaterThanOrEqualTo(Boolean value) {
+            addCriterion("deleted >=", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedGreaterThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("deleted >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedLessThan(Boolean value) {
+            addCriterion("deleted <", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedLessThanColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("deleted < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedLessThanOrEqualTo(Boolean value) {
+            addCriterion("deleted <=", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedLessThanOrEqualToColumn(StudentInfo.Column column) {
+            addCriterion(new StringBuilder("deleted <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedIn(List<Boolean> values) {
+            addCriterion("deleted in", values, "deleted");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedNotIn(List<Boolean> values) {
+            addCriterion("deleted not in", values, "deleted");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedBetween(Boolean value1, Boolean value2) {
+            addCriterion("deleted between", value1, value2, "deleted");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedNotBetween(Boolean value1, Boolean value2) {
+            addCriterion("deleted not between", value1, value2, "deleted");
+            return (Criteria) this;
+        }
+    }
+
+    /**
+     * This class was generated by MyBatis Generator.
+     * This class corresponds to the database table student_info
+     *
+     * @mbg.generated do_not_delete_during_merge
+     */
+    public static class Criteria extends GeneratedCriteria {
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private StudentInfoExample example;
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        protected Criteria(StudentInfoExample example) {
+            super();
+            this.example = example;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public StudentInfoExample example() {
+            return this.example;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIf(boolean ifAdd, ICriteriaAdd add) {
+            if (ifAdd) {
+                add.add(this);
+            }
+            return this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andLogicalDeleted(boolean deleted) {
+            return deleted ? andDeletedEqualTo(StudentInfo.IS_DELETED) : andDeletedNotEqualTo(StudentInfo.IS_DELETED);
+        }
+
+        /**
+         * This interface was generated by MyBatis Generator.
+         * This interface corresponds to the database table student_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public interface ICriteriaAdd {
+            /**
+             * This method was generated by MyBatis Generator.
+             * This method corresponds to the database table student_info
+             *
+             * @mbg.generated
+             * @project https://github.com/itfsw/mybatis-generator-plugin
+             */
+            Criteria add(Criteria add);
+        }
+    }
+
+    /**
+     * This class was generated by MyBatis Generator.
+     * This class corresponds to the database table student_info
+     *
+     * @mbg.generated
+     */
+    public static class Criterion {
+        private String condition;
+
+        private Object value;
+
+        private Object secondValue;
+
+        private boolean noValue;
+
+        private boolean singleValue;
+
+        private boolean betweenValue;
+
+        private boolean listValue;
+
+        private String typeHandler;
+
+        public String getCondition() {
+            return condition;
+        }
+
+        public Object getValue() {
+            return value;
+        }
+
+        public Object getSecondValue() {
+            return secondValue;
+        }
+
+        public boolean isNoValue() {
+            return noValue;
+        }
+
+        public boolean isSingleValue() {
+            return singleValue;
+        }
+
+        public boolean isBetweenValue() {
+            return betweenValue;
+        }
+
+        public boolean isListValue() {
+            return listValue;
+        }
+
+        public String getTypeHandler() {
+            return typeHandler;
+        }
+
+        protected Criterion(String condition) {
+            super();
+            this.condition = condition;
+            this.typeHandler = null;
+            this.noValue = true;
+        }
+
+        protected Criterion(String condition, Object value, String typeHandler) {
+            super();
+            this.condition = condition;
+            this.value = value;
+            this.typeHandler = typeHandler;
+            if (value instanceof List<?>) {
+                this.listValue = true;
+            } else {
+                this.singleValue = true;
+            }
+        }
+
+        protected Criterion(String condition, Object value) {
+            this(condition, value, null);
+        }
+
+        protected Criterion(String condition, Object value, Object secondValue, String typeHandler) {
+            super();
+            this.condition = condition;
+            this.value = value;
+            this.secondValue = secondValue;
+            this.typeHandler = typeHandler;
+            this.betweenValue = true;
+        }
+
+        protected Criterion(String condition, Object value, Object secondValue) {
+            this(condition, value, secondValue, null);
+        }
+    }
+}
\ No newline at end of file

server-db/src/main/java/cn/exploring/engine/server/db/domain/StudentPointInfo.java

+package cn.exploring.engine.server.db.domain;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.Arrays;
+
+public class StudentPointInfo {
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static final Boolean NOT_DELETED = false;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static final Boolean IS_DELETED = true;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_point_info.id
+     *
+     * @mbg.generated
+     */
+    private Integer id;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_point_info.student_id
+     *
+     * @mbg.generated
+     */
+    private Integer studentId;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_point_info.class_id
+     *
+     * @mbg.generated
+     */
+    private Integer classId;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_point_info.point
+     *
+     * @mbg.generated
+     */
+    private Integer point;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_point_info.add_time
+     *
+     * @mbg.generated
+     */
+    private LocalDateTime addTime;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_point_info.update_time
+     *
+     * @mbg.generated
+     */
+    private LocalDateTime updateTime;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column student_point_info.deleted
+     *
+     * @mbg.generated
+     */
+    private Boolean deleted;
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_point_info.id
+     *
+     * @return the value of student_point_info.id
+     *
+     * @mbg.generated
+     */
+    public Integer getId() {
+        return id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_point_info.id
+     *
+     * @param id the value for student_point_info.id
+     *
+     * @mbg.generated
+     */
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_point_info.student_id
+     *
+     * @return the value of student_point_info.student_id
+     *
+     * @mbg.generated
+     */
+    public Integer getStudentId() {
+        return studentId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_point_info.student_id
+     *
+     * @param studentId the value for student_point_info.student_id
+     *
+     * @mbg.generated
+     */
+    public void setStudentId(Integer studentId) {
+        this.studentId = studentId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_point_info.class_id
+     *
+     * @return the value of student_point_info.class_id
+     *
+     * @mbg.generated
+     */
+    public Integer getClassId() {
+        return classId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_point_info.class_id
+     *
+     * @param classId the value for student_point_info.class_id
+     *
+     * @mbg.generated
+     */
+    public void setClassId(Integer classId) {
+        this.classId = classId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_point_info.point
+     *
+     * @return the value of student_point_info.point
+     *
+     * @mbg.generated
+     */
+    public Integer getPoint() {
+        return point;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_point_info.point
+     *
+     * @param point the value for student_point_info.point
+     *
+     * @mbg.generated
+     */
+    public void setPoint(Integer point) {
+        this.point = point;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_point_info.add_time
+     *
+     * @return the value of student_point_info.add_time
+     *
+     * @mbg.generated
+     */
+    public LocalDateTime getAddTime() {
+        return addTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_point_info.add_time
+     *
+     * @param addTime the value for student_point_info.add_time
+     *
+     * @mbg.generated
+     */
+    public void setAddTime(LocalDateTime addTime) {
+        this.addTime = addTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_point_info.update_time
+     *
+     * @return the value of student_point_info.update_time
+     *
+     * @mbg.generated
+     */
+    public LocalDateTime getUpdateTime() {
+        return updateTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_point_info.update_time
+     *
+     * @param updateTime the value for student_point_info.update_time
+     *
+     * @mbg.generated
+     */
+    public void setUpdateTime(LocalDateTime updateTime) {
+        this.updateTime = updateTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column student_point_info.deleted
+     *
+     * @return the value of student_point_info.deleted
+     *
+     * @mbg.generated
+     */
+    public Boolean getDeleted() {
+        return deleted;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column student_point_info.deleted
+     *
+     * @param deleted the value for student_point_info.deleted
+     *
+     * @mbg.generated
+     */
+    public void setDeleted(Boolean deleted) {
+        this.deleted = deleted;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", studentId=").append(studentId);
+        sb.append(", classId=").append(classId);
+        sb.append(", point=").append(point);
+        sb.append(", addTime=").append(addTime);
+        sb.append(", updateTime=").append(updateTime);
+        sb.append(", deleted=").append(deleted);
+        sb.append("]");
+        return sb.toString();
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        StudentPointInfo other = (StudentPointInfo) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getStudentId() == null ? other.getStudentId() == null : this.getStudentId().equals(other.getStudentId()))
+            && (this.getClassId() == null ? other.getClassId() == null : this.getClassId().equals(other.getClassId()))
+            && (this.getPoint() == null ? other.getPoint() == null : this.getPoint().equals(other.getPoint()))
+            && (this.getAddTime() == null ? other.getAddTime() == null : this.getAddTime().equals(other.getAddTime()))
+            && (this.getUpdateTime() == null ? other.getUpdateTime() == null : this.getUpdateTime().equals(other.getUpdateTime()))
+            && (this.getDeleted() == null ? other.getDeleted() == null : this.getDeleted().equals(other.getDeleted()));
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getStudentId() == null) ? 0 : getStudentId().hashCode());
+        result = prime * result + ((getClassId() == null) ? 0 : getClassId().hashCode());
+        result = prime * result + ((getPoint() == null) ? 0 : getPoint().hashCode());
+        result = prime * result + ((getAddTime() == null) ? 0 : getAddTime().hashCode());
+        result = prime * result + ((getUpdateTime() == null) ? 0 : getUpdateTime().hashCode());
+        result = prime * result + ((getDeleted() == null) ? 0 : getDeleted().hashCode());
+        return result;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public void andLogicalDeleted(boolean deleted) {
+        setDeleted(deleted ? IS_DELETED : NOT_DELETED);
+    }
+
+    /**
+     * This enum was generated by MyBatis Generator.
+     * This enum corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public enum Column {
+        id("id", "id", "INTEGER", false),
+        studentId("student_id", "studentId", "INTEGER", false),
+        classId("class_id", "classId", "INTEGER", false),
+        point("point", "point", "INTEGER", false),
+        addTime("add_time", "addTime", "TIMESTAMP", false),
+        updateTime("update_time", "updateTime", "TIMESTAMP", false),
+        deleted("deleted", "deleted", "BIT", false);
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private static final String BEGINNING_DELIMITER = "`";
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private static final String ENDING_DELIMITER = "`";
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String column;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final boolean isColumnNameDelimited;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String javaProperty;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String jdbcType;
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String value() {
+            return this.column;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getValue() {
+            return this.column;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getJavaProperty() {
+            return this.javaProperty;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getJdbcType() {
+            return this.jdbcType;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        Column(String column, String javaProperty, String jdbcType, boolean isColumnNameDelimited) {
+            this.column = column;
+            this.javaProperty = javaProperty;
+            this.jdbcType = jdbcType;
+            this.isColumnNameDelimited = isColumnNameDelimited;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String desc() {
+            return this.getEscapedColumnName() + " DESC";
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String asc() {
+            return this.getEscapedColumnName() + " ASC";
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public static Column[] excludes(Column ... excludes) {
+            ArrayList<Column> columns = new ArrayList<>(Arrays.asList(Column.values()));
+            if (excludes != null && excludes.length > 0) {
+                columns.removeAll(new ArrayList<>(Arrays.asList(excludes)));
+            }
+            return columns.toArray(new Column[]{});
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getEscapedColumnName() {
+            if (this.isColumnNameDelimited) {
+                return new StringBuilder().append(BEGINNING_DELIMITER).append(this.column).append(ENDING_DELIMITER).toString();
+            } else {
+                return this.column;
+            }
+        }
+    }
+}
\ No newline at end of file

server-db/src/main/java/cn/exploring/engine/server/db/domain/StudentPointInfoExample.java

+package cn.exploring.engine.server.db.domain;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+public class StudentPointInfoExample {
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    protected String orderByClause;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    protected boolean distinct;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    protected List<Criteria> oredCriteria;
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public StudentPointInfoExample() {
+        oredCriteria = new ArrayList<Criteria>();
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public void setOrderByClause(String orderByClause) {
+        this.orderByClause = orderByClause;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public String getOrderByClause() {
+        return orderByClause;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public void setDistinct(boolean distinct) {
+        this.distinct = distinct;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public boolean isDistinct() {
+        return distinct;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public List<Criteria> getOredCriteria() {
+        return oredCriteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public void or(Criteria criteria) {
+        oredCriteria.add(criteria);
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public Criteria or() {
+        Criteria criteria = createCriteriaInternal();
+        oredCriteria.add(criteria);
+        return criteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public StudentPointInfoExample orderBy(String orderByClause) {
+        this.setOrderByClause(orderByClause);
+        return this;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public StudentPointInfoExample orderBy(String ... orderByClauses) {
+        StringBuffer sb = new StringBuffer();
+        for (int i = 0; i < orderByClauses.length; i++) {
+            sb.append(orderByClauses[i]);
+            if (i < orderByClauses.length - 1) {
+                sb.append(" , ");
+            }
+        }
+        this.setOrderByClause(sb.toString());
+        return this;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public Criteria createCriteria() {
+        Criteria criteria = createCriteriaInternal();
+        if (oredCriteria.size() == 0) {
+            oredCriteria.add(criteria);
+        }
+        return criteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    protected Criteria createCriteriaInternal() {
+        Criteria criteria = new Criteria(this);
+        return criteria;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public void clear() {
+        oredCriteria.clear();
+        orderByClause = null;
+        distinct = false;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static Criteria newAndCreateCriteria() {
+        StudentPointInfoExample example = new StudentPointInfoExample();
+        return example.createCriteria();
+    }
+
+    /**
+     * This class was generated by MyBatis Generator.
+     * This class corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    protected abstract static class GeneratedCriteria {
+        protected List<Criterion> criteria;
+
+        protected GeneratedCriteria() {
+            super();
+            criteria = new ArrayList<Criterion>();
+        }
+
+        public boolean isValid() {
+            return criteria.size() > 0;
+        }
+
+        public List<Criterion> getAllCriteria() {
+            return criteria;
+        }
+
+        public List<Criterion> getCriteria() {
+            return criteria;
+        }
+
+        protected void addCriterion(String condition) {
+            if (condition == null) {
+                throw new RuntimeException("Value for condition cannot be null");
+            }
+            criteria.add(new Criterion(condition));
+        }
+
+        protected void addCriterion(String condition, Object value, String property) {
+            if (value == null) {
+                throw new RuntimeException("Value for " + property + " cannot be null");
+            }
+            criteria.add(new Criterion(condition, value));
+        }
+
+        protected void addCriterion(String condition, Object value1, Object value2, String property) {
+            if (value1 == null || value2 == null) {
+                throw new RuntimeException("Between values for " + property + " cannot be null");
+            }
+            criteria.add(new Criterion(condition, value1, value2));
+        }
+
+        public Criteria andIdIsNull() {
+            addCriterion("id is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdIsNotNull() {
+            addCriterion("id is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdEqualTo(Integer value) {
+            addCriterion("id =", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("id = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdNotEqualTo(Integer value) {
+            addCriterion("id <>", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdNotEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("id <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdGreaterThan(Integer value) {
+            addCriterion("id >", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdGreaterThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("id > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdGreaterThanOrEqualTo(Integer value) {
+            addCriterion("id >=", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdGreaterThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("id >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdLessThan(Integer value) {
+            addCriterion("id <", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdLessThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("id < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdLessThanOrEqualTo(Integer value) {
+            addCriterion("id <=", value, "id");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIdLessThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("id <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andIdIn(List<Integer> values) {
+            addCriterion("id in", values, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdNotIn(List<Integer> values) {
+            addCriterion("id not in", values, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdBetween(Integer value1, Integer value2) {
+            addCriterion("id between", value1, value2, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andIdNotBetween(Integer value1, Integer value2) {
+            addCriterion("id not between", value1, value2, "id");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdIsNull() {
+            addCriterion("student_id is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdIsNotNull() {
+            addCriterion("student_id is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdEqualTo(Integer value) {
+            addCriterion("student_id =", value, "studentId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentIdEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("student_id = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdNotEqualTo(Integer value) {
+            addCriterion("student_id <>", value, "studentId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentIdNotEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("student_id <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdGreaterThan(Integer value) {
+            addCriterion("student_id >", value, "studentId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentIdGreaterThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("student_id > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdGreaterThanOrEqualTo(Integer value) {
+            addCriterion("student_id >=", value, "studentId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentIdGreaterThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("student_id >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdLessThan(Integer value) {
+            addCriterion("student_id <", value, "studentId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentIdLessThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("student_id < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdLessThanOrEqualTo(Integer value) {
+            addCriterion("student_id <=", value, "studentId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andStudentIdLessThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("student_id <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdIn(List<Integer> values) {
+            addCriterion("student_id in", values, "studentId");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdNotIn(List<Integer> values) {
+            addCriterion("student_id not in", values, "studentId");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdBetween(Integer value1, Integer value2) {
+            addCriterion("student_id between", value1, value2, "studentId");
+            return (Criteria) this;
+        }
+
+        public Criteria andStudentIdNotBetween(Integer value1, Integer value2) {
+            addCriterion("student_id not between", value1, value2, "studentId");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdIsNull() {
+            addCriterion("class_id is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdIsNotNull() {
+            addCriterion("class_id is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdEqualTo(Integer value) {
+            addCriterion("class_id =", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("class_id = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdNotEqualTo(Integer value) {
+            addCriterion("class_id <>", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdNotEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("class_id <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdGreaterThan(Integer value) {
+            addCriterion("class_id >", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdGreaterThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("class_id > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdGreaterThanOrEqualTo(Integer value) {
+            addCriterion("class_id >=", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdGreaterThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("class_id >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdLessThan(Integer value) {
+            addCriterion("class_id <", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdLessThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("class_id < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdLessThanOrEqualTo(Integer value) {
+            addCriterion("class_id <=", value, "classId");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andClassIdLessThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("class_id <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdIn(List<Integer> values) {
+            addCriterion("class_id in", values, "classId");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdNotIn(List<Integer> values) {
+            addCriterion("class_id not in", values, "classId");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdBetween(Integer value1, Integer value2) {
+            addCriterion("class_id between", value1, value2, "classId");
+            return (Criteria) this;
+        }
+
+        public Criteria andClassIdNotBetween(Integer value1, Integer value2) {
+            addCriterion("class_id not between", value1, value2, "classId");
+            return (Criteria) this;
+        }
+
+        public Criteria andPointIsNull() {
+            addCriterion("point is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andPointIsNotNull() {
+            addCriterion("point is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andPointEqualTo(Integer value) {
+            addCriterion("point =", value, "point");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andPointEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("point = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andPointNotEqualTo(Integer value) {
+            addCriterion("point <>", value, "point");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andPointNotEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("point <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andPointGreaterThan(Integer value) {
+            addCriterion("point >", value, "point");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andPointGreaterThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("point > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andPointGreaterThanOrEqualTo(Integer value) {
+            addCriterion("point >=", value, "point");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andPointGreaterThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("point >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andPointLessThan(Integer value) {
+            addCriterion("point <", value, "point");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andPointLessThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("point < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andPointLessThanOrEqualTo(Integer value) {
+            addCriterion("point <=", value, "point");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andPointLessThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("point <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andPointIn(List<Integer> values) {
+            addCriterion("point in", values, "point");
+            return (Criteria) this;
+        }
+
+        public Criteria andPointNotIn(List<Integer> values) {
+            addCriterion("point not in", values, "point");
+            return (Criteria) this;
+        }
+
+        public Criteria andPointBetween(Integer value1, Integer value2) {
+            addCriterion("point between", value1, value2, "point");
+            return (Criteria) this;
+        }
+
+        public Criteria andPointNotBetween(Integer value1, Integer value2) {
+            addCriterion("point not between", value1, value2, "point");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeIsNull() {
+            addCriterion("add_time is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeIsNotNull() {
+            addCriterion("add_time is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeEqualTo(LocalDateTime value) {
+            addCriterion("add_time =", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("add_time = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeNotEqualTo(LocalDateTime value) {
+            addCriterion("add_time <>", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeNotEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("add_time <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeGreaterThan(LocalDateTime value) {
+            addCriterion("add_time >", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeGreaterThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("add_time > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeGreaterThanOrEqualTo(LocalDateTime value) {
+            addCriterion("add_time >=", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeGreaterThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("add_time >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeLessThan(LocalDateTime value) {
+            addCriterion("add_time <", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeLessThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("add_time < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeLessThanOrEqualTo(LocalDateTime value) {
+            addCriterion("add_time <=", value, "addTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andAddTimeLessThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("add_time <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeIn(List<LocalDateTime> values) {
+            addCriterion("add_time in", values, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeNotIn(List<LocalDateTime> values) {
+            addCriterion("add_time not in", values, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("add_time between", value1, value2, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andAddTimeNotBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("add_time not between", value1, value2, "addTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeIsNull() {
+            addCriterion("update_time is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeIsNotNull() {
+            addCriterion("update_time is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeEqualTo(LocalDateTime value) {
+            addCriterion("update_time =", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("update_time = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeNotEqualTo(LocalDateTime value) {
+            addCriterion("update_time <>", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeNotEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("update_time <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeGreaterThan(LocalDateTime value) {
+            addCriterion("update_time >", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeGreaterThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("update_time > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeGreaterThanOrEqualTo(LocalDateTime value) {
+            addCriterion("update_time >=", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeGreaterThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("update_time >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeLessThan(LocalDateTime value) {
+            addCriterion("update_time <", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeLessThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("update_time < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeLessThanOrEqualTo(LocalDateTime value) {
+            addCriterion("update_time <=", value, "updateTime");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andUpdateTimeLessThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("update_time <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeIn(List<LocalDateTime> values) {
+            addCriterion("update_time in", values, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeNotIn(List<LocalDateTime> values) {
+            addCriterion("update_time not in", values, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("update_time between", value1, value2, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andUpdateTimeNotBetween(LocalDateTime value1, LocalDateTime value2) {
+            addCriterion("update_time not between", value1, value2, "updateTime");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedIsNull() {
+            addCriterion("deleted is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedIsNotNull() {
+            addCriterion("deleted is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedEqualTo(Boolean value) {
+            addCriterion("deleted =", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("deleted = ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedNotEqualTo(Boolean value) {
+            addCriterion("deleted <>", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedNotEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("deleted <> ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedGreaterThan(Boolean value) {
+            addCriterion("deleted >", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedGreaterThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("deleted > ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedGreaterThanOrEqualTo(Boolean value) {
+            addCriterion("deleted >=", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedGreaterThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("deleted >= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedLessThan(Boolean value) {
+            addCriterion("deleted <", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedLessThanColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("deleted < ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedLessThanOrEqualTo(Boolean value) {
+            addCriterion("deleted <=", value, "deleted");
+            return (Criteria) this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andDeletedLessThanOrEqualToColumn(StudentPointInfo.Column column) {
+            addCriterion(new StringBuilder("deleted <= ").append(column.getEscapedColumnName()).toString());
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedIn(List<Boolean> values) {
+            addCriterion("deleted in", values, "deleted");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedNotIn(List<Boolean> values) {
+            addCriterion("deleted not in", values, "deleted");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedBetween(Boolean value1, Boolean value2) {
+            addCriterion("deleted between", value1, value2, "deleted");
+            return (Criteria) this;
+        }
+
+        public Criteria andDeletedNotBetween(Boolean value1, Boolean value2) {
+            addCriterion("deleted not between", value1, value2, "deleted");
+            return (Criteria) this;
+        }
+    }
+
+    /**
+     * This class was generated by MyBatis Generator.
+     * This class corresponds to the database table student_point_info
+     *
+     * @mbg.generated do_not_delete_during_merge
+     */
+    public static class Criteria extends GeneratedCriteria {
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private StudentPointInfoExample example;
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        protected Criteria(StudentPointInfoExample example) {
+            super();
+            this.example = example;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public StudentPointInfoExample example() {
+            return this.example;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andIf(boolean ifAdd, ICriteriaAdd add) {
+            if (ifAdd) {
+                add.add(this);
+            }
+            return this;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public Criteria andLogicalDeleted(boolean deleted) {
+            return deleted ? andDeletedEqualTo(StudentPointInfo.IS_DELETED) : andDeletedNotEqualTo(StudentPointInfo.IS_DELETED);
+        }
+
+        /**
+         * This interface was generated by MyBatis Generator.
+         * This interface corresponds to the database table student_point_info
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public interface ICriteriaAdd {
+            /**
+             * This method was generated by MyBatis Generator.
+             * This method corresponds to the database table student_point_info
+             *
+             * @mbg.generated
+             * @project https://github.com/itfsw/mybatis-generator-plugin
+             */
+            Criteria add(Criteria add);
+        }
+    }
+
+    /**
+     * This class was generated by MyBatis Generator.
+     * This class corresponds to the database table student_point_info
+     *
+     * @mbg.generated
+     */
+    public static class Criterion {
+        private String condition;
+
+        private Object value;
+
+        private Object secondValue;
+
+        private boolean noValue;
+
+        private boolean singleValue;
+
+        private boolean betweenValue;
+
+        private boolean listValue;
+
+        private String typeHandler;
+
+        public String getCondition() {
+            return condition;
+        }
+
+        public Object getValue() {
+            return value;
+        }
+
+        public Object getSecondValue() {
+            return secondValue;
+        }
+
+        public boolean isNoValue() {
+            return noValue;
+        }
+
+        public boolean isSingleValue() {
+            return singleValue;
+        }
+
+        public boolean isBetweenValue() {
+            return betweenValue;
+        }
+
+        public boolean isListValue() {
+            return listValue;
+        }
+
+        public String getTypeHandler() {
+            return typeHandler;
+        }
+
+        protected Criterion(String condition) {
+            super();
+            this.condition = condition;
+            this.typeHandler = null;
+            this.noValue = true;
+        }
+
+        protected Criterion(String condition, Object value, String typeHandler) {
+            super();
+            this.condition = condition;
+            this.value = value;
+            this.typeHandler = typeHandler;
+            if (value instanceof List<?>) {
+                this.listValue = true;
+            } else {
+                this.singleValue = true;
+            }
+        }
+
+        protected Criterion(String condition, Object value) {
+            this(condition, value, null);
+        }
+
+        protected Criterion(String condition, Object value, Object secondValue, String typeHandler) {
+            super();
+            this.condition = condition;
+            this.value = value;
+            this.secondValue = secondValue;
+            this.typeHandler = typeHandler;
+            this.betweenValue = true;
+        }
+
+        protected Criterion(String condition, Object value, Object secondValue) {
+            this(condition, value, secondValue, null);
+        }
+    }
+}
\ No newline at end of file

server-db/src/main/java/cn/exploring/engine/server/db/service/ClassService.java

+package cn.exploring.engine.server.db.service;
+
+import org.springframework.stereotype.Service;
+
+@Service
+public class ClassService {
+
+
+}

server-db/src/main/resources/application-dbDev.yml

@@ -10,7 +10,7 @@ spring:
     time-zone: GMT+8
   datasource:
     druid:
-      url:  jdbc:mysql://39.101.222.130:3306/emba_course?useUnicode=true&characterEncoding=utf8&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true&verifyServerCertificate=false&useSSL=false
+      url:  jdbc:mysql://39.101.222.130:3306/class_work?useUnicode=true&characterEncoding=utf8&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true&verifyServerCertificate=false&useSSL=false
       driver-class-name:  com.mysql.jdbc.Driver
       username:  root
       password:  Engine123s56..

server-db/src/main/resources/application-dbProd.yml

@@ -10,7 +10,7 @@ spring:
     time-zone: GMT+8
   datasource:
     druid:
-      url:  jdbc:mysql://rm-8vb7856yl4b5q1kf9.mysql.zhangbei.rds.aliyuncs.com:3306/engine-base?useUnicode=true&characterEncoding=utf8&serverTimezone=UTC&allowPublicKeyRetrieval=true&verifyServerCertificate=false&useSSL=false
+      url:  jdbc:mysql://rm-8vb7856yl4b5q1kf9.mysql.zhangbei.rds.aliyuncs.com:3306/class_work?useUnicode=true&characterEncoding=utf8&serverTimezone=UTC&allowPublicKeyRetrieval=true&verifyServerCertificate=false&useSSL=false
       driver-class-name:  com.mysql.jdbc.Driver
       username:  engine
       password:  Engine123S56^&*enginE

server-db/src/main/resources/application-dbTest.yml

@@ -10,7 +10,7 @@ spring:
     time-zone: GMT+8
   datasource:
     druid:
-      url:  jdbc:mysql://172.26.206.239:3306/emba_course?useUnicode=true&characterEncoding=UTF-8&serverTimezone=UTC&allowPublicKeyRetrieval=true&verifyServerCertificate=false&useSSL=false
+      url:  jdbc:mysql://172.26.206.239:3306/class_work?useUnicode=true&characterEncoding=UTF-8&serverTimezone=UTC&allowPublicKeyRetrieval=true&verifyServerCertificate=false&useSSL=false
       driver-class-name:  com.mysql.jdbc.Driver
       username:  root
       password:  Engine123s56..

server-db/src/main/resources/cn/exploring/engine/server/db/dao/ClassInfoMapper.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.exploring.engine.server.db.dao.ClassInfoMapper">
+  <resultMap id="BaseResultMap" type="cn.exploring.engine.server.db.domain.ClassInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <id column="id" jdbcType="INTEGER" property="id" />
+    <result column="class_name" jdbcType="VARCHAR" property="className" />
+    <result column="add_time" jdbcType="TIMESTAMP" property="addTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+    <result column="deleted" jdbcType="BIT" property="deleted" />
+  </resultMap>
+  <sql id="Example_Where_Clause">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <where>
+      <foreach collection="oredCriteria" item="criteria" separator="or">
+        <if test="criteria.valid">
+          <trim prefix="(" prefixOverrides="and" suffix=")">
+            <foreach collection="criteria.criteria" item="criterion">
+              <choose>
+                <when test="criterion.noValue">
+                  and ${criterion.condition}
+                </when>
+                <when test="criterion.singleValue">
+                  and ${criterion.condition} #{criterion.value}
+                </when>
+                <when test="criterion.betweenValue">
+                  and ${criterion.condition} #{criterion.value} and #{criterion.secondValue}
+                </when>
+                <when test="criterion.listValue">
+                  and ${criterion.condition}
+                  <foreach close=")" collection="criterion.value" item="listItem" open="(" separator=",">
+                    #{listItem}
+                  </foreach>
+                </when>
+              </choose>
+            </foreach>
+          </trim>
+        </if>
+      </foreach>
+    </where>
+  </sql>
+  <sql id="Update_By_Example_Where_Clause">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <where>
+      <foreach collection="example.oredCriteria" item="criteria" separator="or">
+        <if test="criteria.valid">
+          <trim prefix="(" prefixOverrides="and" suffix=")">
+            <foreach collection="criteria.criteria" item="criterion">
+              <choose>
+                <when test="criterion.noValue">
+                  and ${criterion.condition}
+                </when>
+                <when test="criterion.singleValue">
+                  and ${criterion.condition} #{criterion.value}
+                </when>
+                <when test="criterion.betweenValue">
+                  and ${criterion.condition} #{criterion.value} and #{criterion.secondValue}
+                </when>
+                <when test="criterion.listValue">
+                  and ${criterion.condition}
+                  <foreach close=")" collection="criterion.value" item="listItem" open="(" separator=",">
+                    #{listItem}
+                  </foreach>
+                </when>
+              </choose>
+            </foreach>
+          </trim>
+        </if>
+      </foreach>
+    </where>
+  </sql>
+  <sql id="Base_Column_List">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    id, class_name, add_time, update_time, deleted
+  </sql>
+  <select id="selectByExample" parameterType="cn.exploring.engine.server.db.domain.ClassInfoExample" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select
+    <if test="distinct">
+      distinct
+    </if>
+    <include refid="Base_Column_List" />
+    from class_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+    <if test="orderByClause != null">
+      order by ${orderByClause}
+    </if>
+  </select>
+  <select id="selectByExampleSelective" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <if test="example.distinct">
+      distinct
+    </if>
+    <choose>
+      <when test="selective != null and selective.length > 0">
+        <foreach collection="selective" item="column" separator=",">
+          ${column.escapedColumnName}
+        </foreach>
+      </when>
+      <otherwise>
+        id, class_name, add_time, update_time, deleted
+      </otherwise>
+    </choose>
+    from class_info
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+    <if test="example.orderByClause != null">
+      order by ${example.orderByClause}
+    </if>
+  </select>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select 
+    <include refid="Base_Column_List" />
+    from class_info
+    where id = #{id,jdbcType=INTEGER}
+  </select>
+  <select id="selectByPrimaryKeyWithLogicalDelete" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select 
+    <include refid="Base_Column_List" />
+    from class_info
+    where id = #{id,jdbcType=INTEGER}
+      and deleted = 
+    <choose>
+      <when test="andLogicalDeleted">
+        1
+      </when>
+      <otherwise>
+        0
+      </otherwise>
+    </choose>
+  </select>
+  <select id="selectByPrimaryKeySelective" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <choose>
+      <when test="selective != null and selective.length > 0">
+        <foreach collection="selective" item="column" separator=",">
+          ${column.escapedColumnName}
+        </foreach>
+      </when>
+      <otherwise>
+        id, class_name, add_time, update_time, deleted
+      </otherwise>
+    </choose>
+    from class_info
+    where id = #{id,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    delete from class_info
+    where id = #{id,jdbcType=INTEGER}
+  </delete>
+  <delete id="deleteByExample" parameterType="cn.exploring.engine.server.db.domain.ClassInfoExample">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    delete from class_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+  </delete>
+  <insert id="insert" parameterType="cn.exploring.engine.server.db.domain.ClassInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <selectKey keyProperty="id" order="AFTER" resultType="java.lang.Integer">
+      SELECT LAST_INSERT_ID()
+    </selectKey>
+    insert into class_info (class_name, add_time, update_time, 
+      deleted)
+    values (#{className,jdbcType=VARCHAR}, #{addTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP}, 
+      #{deleted,jdbcType=BIT})
+  </insert>
+  <insert id="insertSelective" parameterType="cn.exploring.engine.server.db.domain.ClassInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <selectKey keyProperty="id" order="AFTER" resultType="java.lang.Integer">
+      SELECT LAST_INSERT_ID()
+    </selectKey>
+    insert into class_info
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="className != null">
+        class_name,
+      </if>
+      <if test="addTime != null">
+        add_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+      <if test="deleted != null">
+        deleted,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="className != null">
+        #{className,jdbcType=VARCHAR},
+      </if>
+      <if test="addTime != null">
+        #{addTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="deleted != null">
+        #{deleted,jdbcType=BIT},
+      </if>
+    </trim>
+  </insert>
+  <select id="countByExample" parameterType="cn.exploring.engine.server.db.domain.ClassInfoExample" resultType="java.lang.Long">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select count(*) from class_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+  </select>
+  <update id="updateByExampleSelective" parameterType="map">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update class_info
+    <set>
+      <if test="record.id != null">
+        id = #{record.id,jdbcType=INTEGER},
+      </if>
+      <if test="record.className != null">
+        class_name = #{record.className,jdbcType=VARCHAR},
+      </if>
+      <if test="record.addTime != null">
+        add_time = #{record.addTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="record.updateTime != null">
+        update_time = #{record.updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="record.deleted != null">
+        deleted = #{record.deleted,jdbcType=BIT},
+      </if>
+    </set>
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="updateByExample" parameterType="map">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update class_info
+    set id = #{record.id,jdbcType=INTEGER},
+      class_name = #{record.className,jdbcType=VARCHAR},
+      add_time = #{record.addTime,jdbcType=TIMESTAMP},
+      update_time = #{record.updateTime,jdbcType=TIMESTAMP},
+      deleted = #{record.deleted,jdbcType=BIT}
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.exploring.engine.server.db.domain.ClassInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update class_info
+    <set>
+      <if test="className != null">
+        class_name = #{className,jdbcType=VARCHAR},
+      </if>
+      <if test="addTime != null">
+        add_time = #{addTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="deleted != null">
+        deleted = #{deleted,jdbcType=BIT},
+      </if>
+    </set>
+    where id = #{id,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.exploring.engine.server.db.domain.ClassInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update class_info
+    set class_name = #{className,jdbcType=VARCHAR},
+      add_time = #{addTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP},
+      deleted = #{deleted,jdbcType=BIT}
+    where id = #{id,jdbcType=INTEGER}
+  </update>
+  <select id="selectOneByExample" parameterType="cn.exploring.engine.server.db.domain.ClassInfoExample" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <include refid="Base_Column_List" />
+    from class_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+    <if test="orderByClause != null">
+      order by ${orderByClause}
+    </if>
+    limit 1
+  </select>
+  <select id="selectOneByExampleSelective" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <choose>
+      <when test="selective != null and selective.length > 0">
+        <foreach collection="selective" item="column" separator=",">
+          ${column.escapedColumnName}
+        </foreach>
+      </when>
+      <otherwise>
+        id, class_name, add_time, update_time, deleted
+      </otherwise>
+    </choose>
+    from class_info
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+    <if test="example.orderByClause != null">
+      order by ${example.orderByClause}
+    </if>
+    limit 1
+  </select>
+  <update id="logicalDeleteByExample" parameterType="map">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    update class_info set deleted = 1
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="logicalDeleteByPrimaryKey" parameterType="java.lang.Integer">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    update class_info set deleted = 1
+    where id = #{id,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file

server-db/src/main/resources/cn/exploring/engine/server/db/dao/StudentInfoMapper.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.exploring.engine.server.db.dao.StudentInfoMapper">
+  <resultMap id="BaseResultMap" type="cn.exploring.engine.server.db.domain.StudentInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <id column="id" jdbcType="INTEGER" property="id" />
+    <result column="student_unique_id" jdbcType="VARCHAR" property="studentUniqueId" />
+    <result column="class_id" jdbcType="INTEGER" property="classId" />
+    <result column="name" jdbcType="VARCHAR" property="name" />
+    <result column="head" jdbcType="VARCHAR" property="head" />
+    <result column="add_time" jdbcType="TIMESTAMP" property="addTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+    <result column="deleted" jdbcType="BIT" property="deleted" />
+  </resultMap>
+  <sql id="Example_Where_Clause">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <where>
+      <foreach collection="oredCriteria" item="criteria" separator="or">
+        <if test="criteria.valid">
+          <trim prefix="(" prefixOverrides="and" suffix=")">
+            <foreach collection="criteria.criteria" item="criterion">
+              <choose>
+                <when test="criterion.noValue">
+                  and ${criterion.condition}
+                </when>
+                <when test="criterion.singleValue">
+                  and ${criterion.condition} #{criterion.value}
+                </when>
+                <when test="criterion.betweenValue">
+                  and ${criterion.condition} #{criterion.value} and #{criterion.secondValue}
+                </when>
+                <when test="criterion.listValue">
+                  and ${criterion.condition}
+                  <foreach close=")" collection="criterion.value" item="listItem" open="(" separator=",">
+                    #{listItem}
+                  </foreach>
+                </when>
+              </choose>
+            </foreach>
+          </trim>
+        </if>
+      </foreach>
+    </where>
+  </sql>
+  <sql id="Update_By_Example_Where_Clause">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <where>
+      <foreach collection="example.oredCriteria" item="criteria" separator="or">
+        <if test="criteria.valid">
+          <trim prefix="(" prefixOverrides="and" suffix=")">
+            <foreach collection="criteria.criteria" item="criterion">
+              <choose>
+                <when test="criterion.noValue">
+                  and ${criterion.condition}
+                </when>
+                <when test="criterion.singleValue">
+                  and ${criterion.condition} #{criterion.value}
+                </when>
+                <when test="criterion.betweenValue">
+                  and ${criterion.condition} #{criterion.value} and #{criterion.secondValue}
+                </when>
+                <when test="criterion.listValue">
+                  and ${criterion.condition}
+                  <foreach close=")" collection="criterion.value" item="listItem" open="(" separator=",">
+                    #{listItem}
+                  </foreach>
+                </when>
+              </choose>
+            </foreach>
+          </trim>
+        </if>
+      </foreach>
+    </where>
+  </sql>
+  <sql id="Base_Column_List">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    id, student_unique_id, class_id, `name`, head, add_time, update_time, deleted
+  </sql>
+  <select id="selectByExample" parameterType="cn.exploring.engine.server.db.domain.StudentInfoExample" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select
+    <if test="distinct">
+      distinct
+    </if>
+    <include refid="Base_Column_List" />
+    from student_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+    <if test="orderByClause != null">
+      order by ${orderByClause}
+    </if>
+  </select>
+  <select id="selectByExampleSelective" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <if test="example.distinct">
+      distinct
+    </if>
+    <choose>
+      <when test="selective != null and selective.length > 0">
+        <foreach collection="selective" item="column" separator=",">
+          ${column.escapedColumnName}
+        </foreach>
+      </when>
+      <otherwise>
+        id, student_unique_id, class_id, `name`, head, add_time, update_time, deleted
+      </otherwise>
+    </choose>
+    from student_info
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+    <if test="example.orderByClause != null">
+      order by ${example.orderByClause}
+    </if>
+  </select>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select 
+    <include refid="Base_Column_List" />
+    from student_info
+    where id = #{id,jdbcType=INTEGER}
+  </select>
+  <select id="selectByPrimaryKeyWithLogicalDelete" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select 
+    <include refid="Base_Column_List" />
+    from student_info
+    where id = #{id,jdbcType=INTEGER}
+      and deleted = 
+    <choose>
+      <when test="andLogicalDeleted">
+        1
+      </when>
+      <otherwise>
+        0
+      </otherwise>
+    </choose>
+  </select>
+  <select id="selectByPrimaryKeySelective" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <choose>
+      <when test="selective != null and selective.length > 0">
+        <foreach collection="selective" item="column" separator=",">
+          ${column.escapedColumnName}
+        </foreach>
+      </when>
+      <otherwise>
+        id, student_unique_id, class_id, `name`, head, add_time, update_time, deleted
+      </otherwise>
+    </choose>
+    from student_info
+    where id = #{id,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    delete from student_info
+    where id = #{id,jdbcType=INTEGER}
+  </delete>
+  <delete id="deleteByExample" parameterType="cn.exploring.engine.server.db.domain.StudentInfoExample">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    delete from student_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+  </delete>
+  <insert id="insert" parameterType="cn.exploring.engine.server.db.domain.StudentInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <selectKey keyProperty="id" order="AFTER" resultType="java.lang.Integer">
+      SELECT LAST_INSERT_ID()
+    </selectKey>
+    insert into student_info (student_unique_id, class_id, `name`, 
+      head, add_time, update_time, 
+      deleted)
+    values (#{studentUniqueId,jdbcType=VARCHAR}, #{classId,jdbcType=INTEGER}, #{name,jdbcType=VARCHAR}, 
+      #{head,jdbcType=VARCHAR}, #{addTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP}, 
+      #{deleted,jdbcType=BIT})
+  </insert>
+  <insert id="insertSelective" parameterType="cn.exploring.engine.server.db.domain.StudentInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <selectKey keyProperty="id" order="AFTER" resultType="java.lang.Integer">
+      SELECT LAST_INSERT_ID()
+    </selectKey>
+    insert into student_info
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="studentUniqueId != null">
+        student_unique_id,
+      </if>
+      <if test="classId != null">
+        class_id,
+      </if>
+      <if test="name != null">
+        `name`,
+      </if>
+      <if test="head != null">
+        head,
+      </if>
+      <if test="addTime != null">
+        add_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+      <if test="deleted != null">
+        deleted,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="studentUniqueId != null">
+        #{studentUniqueId,jdbcType=VARCHAR},
+      </if>
+      <if test="classId != null">
+        #{classId,jdbcType=INTEGER},
+      </if>
+      <if test="name != null">
+        #{name,jdbcType=VARCHAR},
+      </if>
+      <if test="head != null">
+        #{head,jdbcType=VARCHAR},
+      </if>
+      <if test="addTime != null">
+        #{addTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="deleted != null">
+        #{deleted,jdbcType=BIT},
+      </if>
+    </trim>
+  </insert>
+  <select id="countByExample" parameterType="cn.exploring.engine.server.db.domain.StudentInfoExample" resultType="java.lang.Long">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select count(*) from student_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+  </select>
+  <update id="updateByExampleSelective" parameterType="map">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update student_info
+    <set>
+      <if test="record.id != null">
+        id = #{record.id,jdbcType=INTEGER},
+      </if>
+      <if test="record.studentUniqueId != null">
+        student_unique_id = #{record.studentUniqueId,jdbcType=VARCHAR},
+      </if>
+      <if test="record.classId != null">
+        class_id = #{record.classId,jdbcType=INTEGER},
+      </if>
+      <if test="record.name != null">
+        `name` = #{record.name,jdbcType=VARCHAR},
+      </if>
+      <if test="record.head != null">
+        head = #{record.head,jdbcType=VARCHAR},
+      </if>
+      <if test="record.addTime != null">
+        add_time = #{record.addTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="record.updateTime != null">
+        update_time = #{record.updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="record.deleted != null">
+        deleted = #{record.deleted,jdbcType=BIT},
+      </if>
+    </set>
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="updateByExample" parameterType="map">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update student_info
+    set id = #{record.id,jdbcType=INTEGER},
+      student_unique_id = #{record.studentUniqueId,jdbcType=VARCHAR},
+      class_id = #{record.classId,jdbcType=INTEGER},
+      `name` = #{record.name,jdbcType=VARCHAR},
+      head = #{record.head,jdbcType=VARCHAR},
+      add_time = #{record.addTime,jdbcType=TIMESTAMP},
+      update_time = #{record.updateTime,jdbcType=TIMESTAMP},
+      deleted = #{record.deleted,jdbcType=BIT}
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.exploring.engine.server.db.domain.StudentInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update student_info
+    <set>
+      <if test="studentUniqueId != null">
+        student_unique_id = #{studentUniqueId,jdbcType=VARCHAR},
+      </if>
+      <if test="classId != null">
+        class_id = #{classId,jdbcType=INTEGER},
+      </if>
+      <if test="name != null">
+        `name` = #{name,jdbcType=VARCHAR},
+      </if>
+      <if test="head != null">
+        head = #{head,jdbcType=VARCHAR},
+      </if>
+      <if test="addTime != null">
+        add_time = #{addTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="deleted != null">
+        deleted = #{deleted,jdbcType=BIT},
+      </if>
+    </set>
+    where id = #{id,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.exploring.engine.server.db.domain.StudentInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update student_info
+    set student_unique_id = #{studentUniqueId,jdbcType=VARCHAR},
+      class_id = #{classId,jdbcType=INTEGER},
+      `name` = #{name,jdbcType=VARCHAR},
+      head = #{head,jdbcType=VARCHAR},
+      add_time = #{addTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP},
+      deleted = #{deleted,jdbcType=BIT}
+    where id = #{id,jdbcType=INTEGER}
+  </update>
+  <select id="selectOneByExample" parameterType="cn.exploring.engine.server.db.domain.StudentInfoExample" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <include refid="Base_Column_List" />
+    from student_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+    <if test="orderByClause != null">
+      order by ${orderByClause}
+    </if>
+    limit 1
+  </select>
+  <select id="selectOneByExampleSelective" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <choose>
+      <when test="selective != null and selective.length > 0">
+        <foreach collection="selective" item="column" separator=",">
+          ${column.escapedColumnName}
+        </foreach>
+      </when>
+      <otherwise>
+        id, student_unique_id, class_id, `name`, head, add_time, update_time, deleted
+      </otherwise>
+    </choose>
+    from student_info
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+    <if test="example.orderByClause != null">
+      order by ${example.orderByClause}
+    </if>
+    limit 1
+  </select>
+  <update id="logicalDeleteByExample" parameterType="map">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    update student_info set deleted = 1
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="logicalDeleteByPrimaryKey" parameterType="java.lang.Integer">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    update student_info set deleted = 1
+    where id = #{id,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file

server-db/src/main/resources/cn/exploring/engine/server/db/dao/StudentPointInfoMapper.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.exploring.engine.server.db.dao.StudentPointInfoMapper">
+  <resultMap id="BaseResultMap" type="cn.exploring.engine.server.db.domain.StudentPointInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <id column="id" jdbcType="INTEGER" property="id" />
+    <result column="student_id" jdbcType="INTEGER" property="studentId" />
+    <result column="class_id" jdbcType="INTEGER" property="classId" />
+    <result column="point" jdbcType="INTEGER" property="point" />
+    <result column="add_time" jdbcType="TIMESTAMP" property="addTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+    <result column="deleted" jdbcType="BIT" property="deleted" />
+  </resultMap>
+  <sql id="Example_Where_Clause">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <where>
+      <foreach collection="oredCriteria" item="criteria" separator="or">
+        <if test="criteria.valid">
+          <trim prefix="(" prefixOverrides="and" suffix=")">
+            <foreach collection="criteria.criteria" item="criterion">
+              <choose>
+                <when test="criterion.noValue">
+                  and ${criterion.condition}
+                </when>
+                <when test="criterion.singleValue">
+                  and ${criterion.condition} #{criterion.value}
+                </when>
+                <when test="criterion.betweenValue">
+                  and ${criterion.condition} #{criterion.value} and #{criterion.secondValue}
+                </when>
+                <when test="criterion.listValue">
+                  and ${criterion.condition}
+                  <foreach close=")" collection="criterion.value" item="listItem" open="(" separator=",">
+                    #{listItem}
+                  </foreach>
+                </when>
+              </choose>
+            </foreach>
+          </trim>
+        </if>
+      </foreach>
+    </where>
+  </sql>
+  <sql id="Update_By_Example_Where_Clause">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <where>
+      <foreach collection="example.oredCriteria" item="criteria" separator="or">
+        <if test="criteria.valid">
+          <trim prefix="(" prefixOverrides="and" suffix=")">
+            <foreach collection="criteria.criteria" item="criterion">
+              <choose>
+                <when test="criterion.noValue">
+                  and ${criterion.condition}
+                </when>
+                <when test="criterion.singleValue">
+                  and ${criterion.condition} #{criterion.value}
+                </when>
+                <when test="criterion.betweenValue">
+                  and ${criterion.condition} #{criterion.value} and #{criterion.secondValue}
+                </when>
+                <when test="criterion.listValue">
+                  and ${criterion.condition}
+                  <foreach close=")" collection="criterion.value" item="listItem" open="(" separator=",">
+                    #{listItem}
+                  </foreach>
+                </when>
+              </choose>
+            </foreach>
+          </trim>
+        </if>
+      </foreach>
+    </where>
+  </sql>
+  <sql id="Base_Column_List">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    id, student_id, class_id, point, add_time, update_time, deleted
+  </sql>
+  <select id="selectByExample" parameterType="cn.exploring.engine.server.db.domain.StudentPointInfoExample" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select
+    <if test="distinct">
+      distinct
+    </if>
+    <include refid="Base_Column_List" />
+    from student_point_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+    <if test="orderByClause != null">
+      order by ${orderByClause}
+    </if>
+  </select>
+  <select id="selectByExampleSelective" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <if test="example.distinct">
+      distinct
+    </if>
+    <choose>
+      <when test="selective != null and selective.length > 0">
+        <foreach collection="selective" item="column" separator=",">
+          ${column.escapedColumnName}
+        </foreach>
+      </when>
+      <otherwise>
+        id, student_id, class_id, point, add_time, update_time, deleted
+      </otherwise>
+    </choose>
+    from student_point_info
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+    <if test="example.orderByClause != null">
+      order by ${example.orderByClause}
+    </if>
+  </select>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select 
+    <include refid="Base_Column_List" />
+    from student_point_info
+    where id = #{id,jdbcType=INTEGER}
+  </select>
+  <select id="selectByPrimaryKeyWithLogicalDelete" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select 
+    <include refid="Base_Column_List" />
+    from student_point_info
+    where id = #{id,jdbcType=INTEGER}
+      and deleted = 
+    <choose>
+      <when test="andLogicalDeleted">
+        1
+      </when>
+      <otherwise>
+        0
+      </otherwise>
+    </choose>
+  </select>
+  <select id="selectByPrimaryKeySelective" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <choose>
+      <when test="selective != null and selective.length > 0">
+        <foreach collection="selective" item="column" separator=",">
+          ${column.escapedColumnName}
+        </foreach>
+      </when>
+      <otherwise>
+        id, student_id, class_id, point, add_time, update_time, deleted
+      </otherwise>
+    </choose>
+    from student_point_info
+    where id = #{id,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    delete from student_point_info
+    where id = #{id,jdbcType=INTEGER}
+  </delete>
+  <delete id="deleteByExample" parameterType="cn.exploring.engine.server.db.domain.StudentPointInfoExample">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    delete from student_point_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+  </delete>
+  <insert id="insert" parameterType="cn.exploring.engine.server.db.domain.StudentPointInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <selectKey keyProperty="id" order="AFTER" resultType="java.lang.Integer">
+      SELECT LAST_INSERT_ID()
+    </selectKey>
+    insert into student_point_info (student_id, class_id, point, 
+      add_time, update_time, deleted
+      )
+    values (#{studentId,jdbcType=INTEGER}, #{classId,jdbcType=INTEGER}, #{point,jdbcType=INTEGER}, 
+      #{addTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP}, #{deleted,jdbcType=BIT}
+      )
+  </insert>
+  <insert id="insertSelective" parameterType="cn.exploring.engine.server.db.domain.StudentPointInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    <selectKey keyProperty="id" order="AFTER" resultType="java.lang.Integer">
+      SELECT LAST_INSERT_ID()
+    </selectKey>
+    insert into student_point_info
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="studentId != null">
+        student_id,
+      </if>
+      <if test="classId != null">
+        class_id,
+      </if>
+      <if test="point != null">
+        point,
+      </if>
+      <if test="addTime != null">
+        add_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+      <if test="deleted != null">
+        deleted,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="studentId != null">
+        #{studentId,jdbcType=INTEGER},
+      </if>
+      <if test="classId != null">
+        #{classId,jdbcType=INTEGER},
+      </if>
+      <if test="point != null">
+        #{point,jdbcType=INTEGER},
+      </if>
+      <if test="addTime != null">
+        #{addTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="deleted != null">
+        #{deleted,jdbcType=BIT},
+      </if>
+    </trim>
+  </insert>
+  <select id="countByExample" parameterType="cn.exploring.engine.server.db.domain.StudentPointInfoExample" resultType="java.lang.Long">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    select count(*) from student_point_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+  </select>
+  <update id="updateByExampleSelective" parameterType="map">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update student_point_info
+    <set>
+      <if test="record.id != null">
+        id = #{record.id,jdbcType=INTEGER},
+      </if>
+      <if test="record.studentId != null">
+        student_id = #{record.studentId,jdbcType=INTEGER},
+      </if>
+      <if test="record.classId != null">
+        class_id = #{record.classId,jdbcType=INTEGER},
+      </if>
+      <if test="record.point != null">
+        point = #{record.point,jdbcType=INTEGER},
+      </if>
+      <if test="record.addTime != null">
+        add_time = #{record.addTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="record.updateTime != null">
+        update_time = #{record.updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="record.deleted != null">
+        deleted = #{record.deleted,jdbcType=BIT},
+      </if>
+    </set>
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="updateByExample" parameterType="map">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update student_point_info
+    set id = #{record.id,jdbcType=INTEGER},
+      student_id = #{record.studentId,jdbcType=INTEGER},
+      class_id = #{record.classId,jdbcType=INTEGER},
+      point = #{record.point,jdbcType=INTEGER},
+      add_time = #{record.addTime,jdbcType=TIMESTAMP},
+      update_time = #{record.updateTime,jdbcType=TIMESTAMP},
+      deleted = #{record.deleted,jdbcType=BIT}
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.exploring.engine.server.db.domain.StudentPointInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update student_point_info
+    <set>
+      <if test="studentId != null">
+        student_id = #{studentId,jdbcType=INTEGER},
+      </if>
+      <if test="classId != null">
+        class_id = #{classId,jdbcType=INTEGER},
+      </if>
+      <if test="point != null">
+        point = #{point,jdbcType=INTEGER},
+      </if>
+      <if test="addTime != null">
+        add_time = #{addTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="deleted != null">
+        deleted = #{deleted,jdbcType=BIT},
+      </if>
+    </set>
+    where id = #{id,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.exploring.engine.server.db.domain.StudentPointInfo">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+    -->
+    update student_point_info
+    set student_id = #{studentId,jdbcType=INTEGER},
+      class_id = #{classId,jdbcType=INTEGER},
+      point = #{point,jdbcType=INTEGER},
+      add_time = #{addTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP},
+      deleted = #{deleted,jdbcType=BIT}
+    where id = #{id,jdbcType=INTEGER}
+  </update>
+  <select id="selectOneByExample" parameterType="cn.exploring.engine.server.db.domain.StudentPointInfoExample" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <include refid="Base_Column_List" />
+    from student_point_info
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+    <if test="orderByClause != null">
+      order by ${orderByClause}
+    </if>
+    limit 1
+  </select>
+  <select id="selectOneByExampleSelective" parameterType="map" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    select
+    <choose>
+      <when test="selective != null and selective.length > 0">
+        <foreach collection="selective" item="column" separator=",">
+          ${column.escapedColumnName}
+        </foreach>
+      </when>
+      <otherwise>
+        id, student_id, class_id, point, add_time, update_time, deleted
+      </otherwise>
+    </choose>
+    from student_point_info
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+    <if test="example.orderByClause != null">
+      order by ${example.orderByClause}
+    </if>
+    limit 1
+  </select>
+  <update id="logicalDeleteByExample" parameterType="map">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    update student_point_info set deleted = 1
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="logicalDeleteByPrimaryKey" parameterType="java.lang.Integer">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      @project https://github.com/itfsw/mybatis-generator-plugin
+    -->
+    update student_point_info set deleted = 1
+    where id = #{id,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file