diff --git a/src/main/java/com/sztzjy/fund_investment/controller/topicController.java b/src/main/java/com/sztzjy/fund_investment/controller/topicController.java
index 7305be7..8da48b0 100644
--- a/src/main/java/com/sztzjy/fund_investment/controller/topicController.java
+++ b/src/main/java/com/sztzjy/fund_investment/controller/topicController.java
@@ -38,7 +38,7 @@ public class topicController {
     public ResultEntity<List<Topics>> getRandomTopic(@ApiParam("题目来源模块") @RequestParam String module) {
         TopicsExample topicsExample =new TopicsExample();
         topicsExample.createCriteria().andModuleEqualTo(module);
-        List<Topics> topics = topicsMapper.selectByExample(topicsExample);
+        List<Topics> topics = topicsMapper.selectByExampleWithBLOBs(topicsExample);
         //随机取6道题目
         Collections.shuffle(topics);
         int size = Math.min(6, topics.size());
diff --git a/src/main/resources/generatorConfig.xml b/src/main/resources/generatorConfig.xml
index 2822fdb..a3b734c 100644
--- a/src/main/resources/generatorConfig.xml
+++ b/src/main/resources/generatorConfig.xml
@@ -38,19 +38,19 @@
         </javaClientGenerator>
 
         <!-- 需要生成的表 -->
-        <table tableName="allotment_object" domainObjectName="AllotmentObject" />
-        <table tableName="fundraising" domainObjectName="Fundraising" />
-        <table tableName="inquiry_participation" domainObjectName="InquiryParticipation" />
-        <table tableName="issuance_info" domainObjectName="IssuanceInfo" />
-        <table tableName="issuance_parameter_input" domainObjectName="IssuanceParameterInput" />
-        <table tableName="performance_score" domainObjectName="PerformanceScore" />
-        <table tableName="profit_distribution" domainObjectName="ProfitDistribution" />
-        <table tableName="profit_management" domainObjectName="ProfitManagement" />
-        <table tableName="question_answer" domainObjectName="QuestionAnswer" />
-        <table tableName="topics" domainObjectName="Topics" />
-        <table tableName="topic_record" domainObjectName="TopicRecord" />
-        <table tableName="training_report" domainObjectName="TrainingReport" />
-        <table tableName="user_table" domainObjectName="UserTable" />
+<!--        <table tableName="allotment_object" domainObjectName="AllotmentObject" />-->
+<!--        <table tableName="fundraising" domainObjectName="Fundraising" />-->
+<!--        <table tableName="inquiry_participation" domainObjectName="InquiryParticipation" />-->
+<!--        <table tableName="issuance_info" domainObjectName="IssuanceInfo" />-->
+<!--        <table tableName="issuance_parameter_input" domainObjectName="IssuanceParameterInput" />-->
+<!--        <table tableName="performance_score" domainObjectName="PerformanceScore" />-->
+<!--        <table tableName="profit_distribution" domainObjectName="ProfitDistribution" />-->
+<!--        <table tableName="profit_management" domainObjectName="ProfitManagement" />-->
+<!--        <table tableName="question_answer" domainObjectName="QuestionAnswer" />-->
+        <table tableName="sys_topics" domainObjectName="Topics" />
+<!--        <table tableName="topic_record" domainObjectName="TopicRecord" />-->
+<!--        <table tableName="training_report" domainObjectName="TrainingReport" />-->
+<!--        <table tableName="user_table" domainObjectName="UserTable" />-->
     </context>
 
 
diff --git a/src/main/resources/mappers/TopicsMapper.xml b/src/main/resources/mappers/TopicsMapper.xml
index 0d98493..391f7b9 100644
--- a/src/main/resources/mappers/TopicsMapper.xml
+++ b/src/main/resources/mappers/TopicsMapper.xml
@@ -84,7 +84,7 @@
     <include refid="Base_Column_List" />
     ,
     <include refid="Blob_Column_List" />
-    from topics
+    from sys_topics
     <if test="_parameter != null">
       <include refid="Example_Where_Clause" />
     </if>
@@ -98,7 +98,7 @@
       distinct
     </if>
     <include refid="Base_Column_List" />
-    from topics
+    from sys_topics
     <if test="_parameter != null">
       <include refid="Example_Where_Clause" />
     </if>
@@ -111,21 +111,21 @@
     <include refid="Base_Column_List" />
     ,
     <include refid="Blob_Column_List" />
-    from topics
+    from sys_topics
     where topic_id = #{topicId,jdbcType=VARCHAR}
   </select>
   <delete id="deleteByPrimaryKey" parameterType="java.lang.String">
-    delete from topics
+    delete from sys_topics
     where topic_id = #{topicId,jdbcType=VARCHAR}
   </delete>
   <delete id="deleteByExample" parameterType="com.sztzjy.fund_investment.entity.TopicsExample">
-    delete from topics
+    delete from sys_topics
     <if test="_parameter != null">
       <include refid="Example_Where_Clause" />
     </if>
   </delete>
   <insert id="insert" parameterType="com.sztzjy.fund_investment.entity.Topics">
-    insert into topics (topic_id, topic_type, source, 
+    insert into sys_topics (topic_id, topic_type, source, 
       module, answer, school_id, 
       topic_content)
     values (#{topicId,jdbcType=VARCHAR}, #{topicType,jdbcType=VARCHAR}, #{source,jdbcType=VARCHAR}, 
@@ -133,7 +133,7 @@
       #{topicContent,jdbcType=LONGVARCHAR})
   </insert>
   <insert id="insertSelective" parameterType="com.sztzjy.fund_investment.entity.Topics">
-    insert into topics
+    insert into sys_topics
     <trim prefix="(" suffix=")" suffixOverrides=",">
       <if test="topicId != null">
         topic_id,
@@ -182,13 +182,13 @@
     </trim>
   </insert>
   <select id="countByExample" parameterType="com.sztzjy.fund_investment.entity.TopicsExample" resultType="java.lang.Long">
-    select count(*) from topics
+    select count(*) from sys_topics
     <if test="_parameter != null">
       <include refid="Example_Where_Clause" />
     </if>
   </select>
   <update id="updateByExampleSelective" parameterType="map">
-    update topics
+    update sys_topics
     <set>
       <if test="record.topicId != null">
         topic_id = #{record.topicId,jdbcType=VARCHAR},
@@ -217,7 +217,7 @@
     </if>
   </update>
   <update id="updateByExampleWithBLOBs" parameterType="map">
-    update topics
+    update sys_topics
     set topic_id = #{record.topicId,jdbcType=VARCHAR},
       topic_type = #{record.topicType,jdbcType=VARCHAR},
       source = #{record.source,jdbcType=VARCHAR},
@@ -230,7 +230,7 @@
     </if>
   </update>
   <update id="updateByExample" parameterType="map">
-    update topics
+    update sys_topics
     set topic_id = #{record.topicId,jdbcType=VARCHAR},
       topic_type = #{record.topicType,jdbcType=VARCHAR},
       source = #{record.source,jdbcType=VARCHAR},
@@ -242,7 +242,7 @@
     </if>
   </update>
   <update id="updateByPrimaryKeySelective" parameterType="com.sztzjy.fund_investment.entity.Topics">
-    update topics
+    update sys_topics
     <set>
       <if test="topicType != null">
         topic_type = #{topicType,jdbcType=VARCHAR},
@@ -266,7 +266,7 @@
     where topic_id = #{topicId,jdbcType=VARCHAR}
   </update>
   <update id="updateByPrimaryKeyWithBLOBs" parameterType="com.sztzjy.fund_investment.entity.Topics">
-    update topics
+    update sys_topics
     set topic_type = #{topicType,jdbcType=VARCHAR},
       source = #{source,jdbcType=VARCHAR},
       module = #{module,jdbcType=VARCHAR},
@@ -276,7 +276,7 @@
     where topic_id = #{topicId,jdbcType=VARCHAR}
   </update>
   <update id="updateByPrimaryKey" parameterType="com.sztzjy.fund_investment.entity.Topics">
-    update topics
+    update sys_topics
     set topic_type = #{topicType,jdbcType=VARCHAR},
       source = #{source,jdbcType=VARCHAR},
       module = #{module,jdbcType=VARCHAR},