diff --git a/src/main/resources/com/mappers/TrainingMapper.xml b/src/main/resources/com/mappers/TrainingMapper.xml
new file mode 100644
index 0000000..08421f4
--- /dev/null
+++ b/src/main/resources/com/mappers/TrainingMapper.xml
@@ -0,0 +1,398 @@
+<?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="com.sztzjy.forex.trading_trading.TrainingMapper">
+  <resultMap id="BaseResultMap" type="com.sztzjy.forex.trading_trading.Training">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    <id column="training_id" jdbcType="VARCHAR" property="trainingId" />
+    <result column="people_count" jdbcType="INTEGER" property="peopleCount" />
+    <result column="start_time" jdbcType="VARCHAR" property="startTime" />
+    <result column="end_time" jdbcType="VARCHAR" property="endTime" />
+    <result column="status" jdbcType="VARCHAR" property="status" />
+    <result column="creator_id" jdbcType="INTEGER" property="creatorId" />
+    <result column="create_school" jdbcType="VARCHAR" property="createSchool" />
+    <result column="training_name" jdbcType="VARCHAR" property="trainingName" />
+    <result column="creator_name" jdbcType="VARCHAR" property="creatorName" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+    <result column="school_id" jdbcType="INTEGER" property="schoolId" />
+  </resultMap>
+  <sql id="Example_Where_Clause">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    <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.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    <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.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    training_id, people_count, start_time, end_time, status, creator_id, create_school, 
+    training_name, creator_name, create_time, update_time, school_id
+  </sql>
+  <select id="selectByExample" parameterType="com.sztzjy.forex.trading_trading.TrainingExample" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    select
+    <if test="distinct">
+      distinct
+    </if>
+    <include refid="Base_Column_List" />
+    from sys_training
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+    <if test="orderByClause != null">
+      order by ${orderByClause}
+    </if>
+  </select>
+  <select id="selectByPrimaryKey" parameterType="java.lang.String" resultMap="BaseResultMap">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    select 
+    <include refid="Base_Column_List" />
+    from sys_training
+    where training_id = #{trainingId,jdbcType=VARCHAR}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.String">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    delete from sys_training
+    where training_id = #{trainingId,jdbcType=VARCHAR}
+  </delete>
+  <delete id="deleteByExample" parameterType="com.sztzjy.forex.trading_trading.TrainingExample">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    delete from sys_training
+    <if test="_parameter != null">
+      <include refid="Example_Where_Clause" />
+    </if>
+  </delete>
+  <insert id="insert" parameterType="com.sztzjy.forex.trading_trading.Training">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    insert into sys_training (training_id, people_count, start_time, 
+      end_time, status, creator_id, 
+      create_school, training_name, creator_name, 
+      create_time, update_time, school_id
+      )
+    values (#{trainingId,jdbcType=VARCHAR}, #{peopleCount,jdbcType=INTEGER}, #{startTime,jdbcType=VARCHAR}, 
+      #{endTime,jdbcType=VARCHAR}, #{status,jdbcType=VARCHAR}, #{creatorId,jdbcType=INTEGER}, 
+      #{createSchool,jdbcType=VARCHAR}, #{trainingName,jdbcType=VARCHAR}, #{creatorName,jdbcType=VARCHAR}, 
+      #{createTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP}, #{schoolId,jdbcType=INTEGER}
+      )
+  </insert>
+  <insert id="insertSelective" parameterType="com.sztzjy.forex.trading_trading.Training">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    insert into sys_training
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="trainingId != null">
+        training_id,
+      </if>
+      <if test="peopleCount != null">
+        people_count,
+      </if>
+      <if test="startTime != null">
+        start_time,
+      </if>
+      <if test="endTime != null">
+        end_time,
+      </if>
+      <if test="status != null">
+        status,
+      </if>
+      <if test="creatorId != null">
+        creator_id,
+      </if>
+      <if test="createSchool != null">
+        create_school,
+      </if>
+      <if test="trainingName != null">
+        training_name,
+      </if>
+      <if test="creatorName != null">
+        creator_name,
+      </if>
+      <if test="createTime != null">
+        create_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+      <if test="schoolId != null">
+        school_id,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="trainingId != null">
+        #{trainingId,jdbcType=VARCHAR},
+      </if>
+      <if test="peopleCount != null">
+        #{peopleCount,jdbcType=INTEGER},
+      </if>
+      <if test="startTime != null">
+        #{startTime,jdbcType=VARCHAR},
+      </if>
+      <if test="endTime != null">
+        #{endTime,jdbcType=VARCHAR},
+      </if>
+      <if test="status != null">
+        #{status,jdbcType=VARCHAR},
+      </if>
+      <if test="creatorId != null">
+        #{creatorId,jdbcType=INTEGER},
+      </if>
+      <if test="createSchool != null">
+        #{createSchool,jdbcType=VARCHAR},
+      </if>
+      <if test="trainingName != null">
+        #{trainingName,jdbcType=VARCHAR},
+      </if>
+      <if test="creatorName != null">
+        #{creatorName,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="schoolId != null">
+        #{schoolId,jdbcType=INTEGER},
+      </if>
+    </trim>
+  </insert>
+  <select id="countByExample" parameterType="com.sztzjy.forex.trading_trading.TrainingExample" resultType="java.lang.Long">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    select count(*) from sys_training
+    <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.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    update sys_training
+    <set>
+      <if test="record.trainingId != null">
+        training_id = #{record.trainingId,jdbcType=VARCHAR},
+      </if>
+      <if test="record.peopleCount != null">
+        people_count = #{record.peopleCount,jdbcType=INTEGER},
+      </if>
+      <if test="record.startTime != null">
+        start_time = #{record.startTime,jdbcType=VARCHAR},
+      </if>
+      <if test="record.endTime != null">
+        end_time = #{record.endTime,jdbcType=VARCHAR},
+      </if>
+      <if test="record.status != null">
+        status = #{record.status,jdbcType=VARCHAR},
+      </if>
+      <if test="record.creatorId != null">
+        creator_id = #{record.creatorId,jdbcType=INTEGER},
+      </if>
+      <if test="record.createSchool != null">
+        create_school = #{record.createSchool,jdbcType=VARCHAR},
+      </if>
+      <if test="record.trainingName != null">
+        training_name = #{record.trainingName,jdbcType=VARCHAR},
+      </if>
+      <if test="record.creatorName != null">
+        creator_name = #{record.creatorName,jdbcType=VARCHAR},
+      </if>
+      <if test="record.createTime != null">
+        create_time = #{record.createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="record.updateTime != null">
+        update_time = #{record.updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="record.schoolId != null">
+        school_id = #{record.schoolId,jdbcType=INTEGER},
+      </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.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    update sys_training
+    set training_id = #{record.trainingId,jdbcType=VARCHAR},
+      people_count = #{record.peopleCount,jdbcType=INTEGER},
+      start_time = #{record.startTime,jdbcType=VARCHAR},
+      end_time = #{record.endTime,jdbcType=VARCHAR},
+      status = #{record.status,jdbcType=VARCHAR},
+      creator_id = #{record.creatorId,jdbcType=INTEGER},
+      create_school = #{record.createSchool,jdbcType=VARCHAR},
+      training_name = #{record.trainingName,jdbcType=VARCHAR},
+      creator_name = #{record.creatorName,jdbcType=VARCHAR},
+      create_time = #{record.createTime,jdbcType=TIMESTAMP},
+      update_time = #{record.updateTime,jdbcType=TIMESTAMP},
+      school_id = #{record.schoolId,jdbcType=INTEGER}
+    <if test="_parameter != null">
+      <include refid="Update_By_Example_Where_Clause" />
+    </if>
+  </update>
+  <update id="updateByPrimaryKeySelective" parameterType="com.sztzjy.forex.trading_trading.Training">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    update sys_training
+    <set>
+      <if test="peopleCount != null">
+        people_count = #{peopleCount,jdbcType=INTEGER},
+      </if>
+      <if test="startTime != null">
+        start_time = #{startTime,jdbcType=VARCHAR},
+      </if>
+      <if test="endTime != null">
+        end_time = #{endTime,jdbcType=VARCHAR},
+      </if>
+      <if test="status != null">
+        status = #{status,jdbcType=VARCHAR},
+      </if>
+      <if test="creatorId != null">
+        creator_id = #{creatorId,jdbcType=INTEGER},
+      </if>
+      <if test="createSchool != null">
+        create_school = #{createSchool,jdbcType=VARCHAR},
+      </if>
+      <if test="trainingName != null">
+        training_name = #{trainingName,jdbcType=VARCHAR},
+      </if>
+      <if test="creatorName != null">
+        creator_name = #{creatorName,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        create_time = #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="schoolId != null">
+        school_id = #{schoolId,jdbcType=INTEGER},
+      </if>
+    </set>
+    where training_id = #{trainingId,jdbcType=VARCHAR}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="com.sztzjy.forex.trading_trading.Training">
+    <!--
+      WARNING - @mbg.generated
+      This element is automatically generated by MyBatis Generator, do not modify.
+      This element was generated on Fri Jun 30 14:37:06 CST 2023.
+    -->
+    update sys_training
+    set people_count = #{peopleCount,jdbcType=INTEGER},
+      start_time = #{startTime,jdbcType=VARCHAR},
+      end_time = #{endTime,jdbcType=VARCHAR},
+      status = #{status,jdbcType=VARCHAR},
+      creator_id = #{creatorId,jdbcType=INTEGER},
+      create_school = #{createSchool,jdbcType=VARCHAR},
+      training_name = #{trainingName,jdbcType=VARCHAR},
+      creator_name = #{creatorName,jdbcType=VARCHAR},
+      create_time = #{createTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP},
+      school_id = #{schoolId,jdbcType=INTEGER}
+    where training_id = #{trainingId,jdbcType=VARCHAR}
+  </update>
+</mapper>
\ No newline at end of file