diff --git a/src/main/resources/mappers/TopicRecordMapper.xml b/src/main/resources/mappers/TopicRecordMapper.xml
index 860467c..66e9ddc 100644
--- a/src/main/resources/mappers/TopicRecordMapper.xml
+++ b/src/main/resources/mappers/TopicRecordMapper.xml
@@ -2,7 +2,7 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.sztzjy.fund_investment.mapper.TopicRecordMapper">
   <resultMap id="BaseResultMap" type="com.sztzjy.fund_investment.entity.TopicRecord">
-    <id column="id" jdbcType="INTEGER" property="id" />
+    <id column="id" jdbcType="VARCHAR" property="id" />
     <result column="topic_id" jdbcType="VARCHAR" property="topicId" />
     <result column="flow_id" jdbcType="VARCHAR" property="flowId" />
     <result column="module" jdbcType="VARCHAR" property="module" />
@@ -92,15 +92,15 @@
       order by ${orderByClause}
     </if>
   </select>
-  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+  <select id="selectByPrimaryKey" parameterType="java.lang.String" resultMap="BaseResultMap">
     select 
     <include refid="Base_Column_List" />
     from topic_record
-    where id = #{id,jdbcType=INTEGER}
+    where id = #{id,jdbcType=VARCHAR}
   </select>
-  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.String">
     delete from topic_record
-    where id = #{id,jdbcType=INTEGER}
+    where id = #{id,jdbcType=VARCHAR}
   </delete>
   <delete id="deleteByExample" parameterType="com.sztzjy.fund_investment.entity.TopicRecordExample">
     delete from topic_record
@@ -114,7 +114,7 @@
       choicesA, choicesB, choicesC, 
       choicesD, choicesE, user_answer, 
       answer)
-    values (#{id,jdbcType=INTEGER}, #{topicId,jdbcType=VARCHAR}, #{flowId,jdbcType=VARCHAR}, 
+    values (#{id,jdbcType=VARCHAR}, #{topicId,jdbcType=VARCHAR}, #{flowId,jdbcType=VARCHAR}, 
       #{module,jdbcType=VARCHAR}, #{topicContent,jdbcType=VARCHAR}, #{topicType,jdbcType=VARCHAR}, 
       #{choicesa,jdbcType=VARCHAR}, #{choicesb,jdbcType=VARCHAR}, #{choicesc,jdbcType=VARCHAR}, 
       #{choicesd,jdbcType=VARCHAR}, #{choicese,jdbcType=VARCHAR}, #{userAnswer,jdbcType=VARCHAR}, 
@@ -165,7 +165,7 @@
     </trim>
     <trim prefix="values (" suffix=")" suffixOverrides=",">
       <if test="id != null">
-        #{id,jdbcType=INTEGER},
+        #{id,jdbcType=VARCHAR},
       </if>
       <if test="topicId != null">
         #{topicId,jdbcType=VARCHAR},
@@ -215,7 +215,7 @@
     update topic_record
     <set>
       <if test="record.id != null">
-        id = #{record.id,jdbcType=INTEGER},
+        id = #{record.id,jdbcType=VARCHAR},
       </if>
       <if test="record.topicId != null">
         topic_id = #{record.topicId,jdbcType=VARCHAR},
@@ -260,7 +260,7 @@
   </update>
   <update id="updateByExample" parameterType="map">
     update topic_record
-    set id = #{record.id,jdbcType=INTEGER},
+    set id = #{record.id,jdbcType=VARCHAR},
       topic_id = #{record.topicId,jdbcType=VARCHAR},
       flow_id = #{record.flowId,jdbcType=VARCHAR},
       module = #{record.module,jdbcType=VARCHAR},
@@ -317,7 +317,7 @@
         answer = #{answer,jdbcType=VARCHAR},
       </if>
     </set>
-    where id = #{id,jdbcType=INTEGER}
+    where id = #{id,jdbcType=VARCHAR}
   </update>
   <update id="updateByPrimaryKey" parameterType="com.sztzjy.fund_investment.entity.TopicRecord">
     update topic_record
@@ -333,6 +333,6 @@
       choicesE = #{choicese,jdbcType=VARCHAR},
       user_answer = #{userAnswer,jdbcType=VARCHAR},
       answer = #{answer,jdbcType=VARCHAR}
-    where id = #{id,jdbcType=INTEGER}
+    where id = #{id,jdbcType=VARCHAR}
   </update>
 </mapper>
\ No newline at end of file