diff --git a/examples/mybatis-generator/readme.md b/examples/mybatis-generator/readme.md
index 7cbdab8a..3d26403d 100644
--- a/examples/mybatis-generator/readme.md
+++ b/examples/mybatis-generator/readme.md
@@ -45,7 +45,7 @@ use test;
 ```
 Then we need to create a database 'table'
 ```
-CREATE TABLE mix3 (
+CREATE TABLE mix (
     time TIMESTAMP TIME,
     region STRING TAG,
     plant_id STRING TAG,
@@ -87,7 +87,13 @@ CREATE TABLE mix3 (
 
 ### 5. put The generatorConfig.xml in your project
 
-The location of the ` configurationFile ` configuration ` generatorConfig.xml ` file can be found in the ` src/main/resources ` template of this project for reference` Copy its content and place it in the corresponding location
+- `src/main/resources/generatorConfig.xml`
+
+each table generates an entity object
+
+- `src/main/resources/generatorConfigByExample.xml`
+
+The generated object will contain many "by Example" methods. If you do not want to generate these, you can configure to cancel them in the subsequent table elements
 
 ### 6. exec 'mvn mybatis-generator:generate'
 
@@ -99,6 +105,7 @@ You can see the target file in your Project
 
 ```
 org/apache/iotdb/mybatis/plugin/model/Mix.java
+org/apache/iotdb/mybatis/plugin/model/MixExample.java
 org/apache/iotdb/mybatis/plugin/mapper/MixMapper.java
 org/apache/iotdb/mybatis/plugin/xml/MixMapper.xml
 ```
diff --git a/examples/mybatis-generator/src/main/resources/generatorConfig.xml b/examples/mybatis-generator/src/main/resources/generatorConfig.xml
index 530ff4ff..db1a991e 100644
--- a/examples/mybatis-generator/src/main/resources/generatorConfig.xml
+++ b/examples/mybatis-generator/src/main/resources/generatorConfig.xml
@@ -51,7 +51,7 @@
         <javaClientGenerator type="XMLMAPPER" targetPackage="org.apache.iotdb.mybatis.plugin.mapper" targetProject="src/main/java">
             <!--            <property name="enableSubPackages" value="true"/>-->
         </javaClientGenerator>
-        <table schema="test" tableName="mix" domainObjectName="Mix" enableSelectByPrimaryKey="true" enableInsert="true" enableDeleteByPrimaryKey="true">
+        <table schema="test" tableName="mix" domainObjectName="Mix" enableSelectByPrimaryKey="true" enableInsert="true" enableDeleteByPrimaryKey="true" enableUpdateByPrimaryKey="false">
             <property name="virtualKeyColumns" value="time,device_id,device_name,device_tag"/>
         </table>
     </context>
diff --git a/examples/mybatis-generator/src/main/resources/generatorConfigByExample.xml b/examples/mybatis-generator/src/main/resources/generatorConfigByExample.xml
new file mode 100644
index 00000000..63b45598
--- /dev/null
+++ b/examples/mybatis-generator/src/main/resources/generatorConfigByExample.xml
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE generatorConfiguration PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN" "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
+
+<!--
+
+       Licensed to the Apache Software Foundation (ASF) under one or more
+
+       contributor license agreements.  See the NOTICE file distributed with
+       this work for additional information regarding copyright ownership.
+       The ASF licenses this file to You under the Apache License, Version 2.0
+
+       (the "License"); you may not use this file except in compliance with
+
+       the License.  You may obtain a copy of the License at
+            http://www.apache.org/licenses/LICENSE-2.0
+       Unless required by applicable law or agreed to in writing, software
+       distributed under the License is distributed on an "AS IS" BASIS,
+       WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+
+-->
+<generatorConfiguration>
+    <classPathEntry location="/apache/iotdb/iotdb-client/jdbc/target/iotdb-jdbc-2.0.2-SNAPSHOT-jar-with-dependencies.jar"/>
+    <!-- mvn mybatis-generator:generate hierarchical/flat-->
+    <context id="mybatis3" targetRuntime="Mybatis3" defaultModelType="flat">
+        <!--        <property name="suppressAllComments" value="true"/>-->
+        <!--        <property name="useActualColumnNames" value="false"/>-->
+        <!--        <property name="javaFormatter" value="org.mybatis.generator.api.dom.DefaultJavaFormatter"/>-->
+        <!--        <property name="xmlFormatter" value="org.mybatis.generator.api.dom.DefaultXmlFormatter"/>-->
+        <plugin type="org.apache.iotdb.mybatis.plugin.LombokPlugin"/>
+        <plugin type="org.apache.iotdb.mybatis.plugin.BatchInsertPlugin"/>
+        <!--        <plugin type="org.apache.iotdb.mybatis.plugin.SerializablePlugin"/>-->
+        <plugin type="org.mybatis.generator.plugins.VirtualPrimaryKeyPlugin"/>
+        <!--        <commentGenerator type="generator.org.apache.iotdb.mybatis.plugin.CNCommentGenerator">-->
+        <!--            <property name="suppressAllComments" value="true"/>-->
+        <!--        </commentGenerator>-->
+        <commentGenerator type="org.apache.iotdb.mybatis.plugin.generator.SwaggerCommentGenerator">
+            <property name="suppressAllComments" value="true"/>
+            <property name="suppressDate" value="true"/>
+            <property name="addRemarkComments" value="true"/>
+        </commentGenerator>
+        <jdbcConnection driverClass="org.apache.iotdb.jdbc.IoTDBDriver" connectionURL="jdbc:iotdb://127.0.0.1:6667/test?sql_dialect=table" userId="root" password="root"/>
+        <javaTypeResolver type="org.apache.iotdb.mybatis.plugin.generator.resolver.IoTDBJavaTypeResolver">
+            <property name="forceBigDecimals" value="false"/>
+        </javaTypeResolver>
+        <javaModelGenerator targetPackage="org.apache.iotdb.mybatis.plugin.model" targetProject="src/main/java">
+            <!--            <property name="enableSubPackages" value="true"/>-->
+            <property name="trimStrings" value="true"/>
+        </javaModelGenerator>
+        <sqlMapGenerator targetPackage="org.apache.iotdb.mybatis.plugin.xml" targetProject="src/main/java">
+            <!--            <property name="enableSubPackages" value="true"/>-->
+        </sqlMapGenerator>
+        <javaClientGenerator type="XMLMAPPER" targetPackage="org.apache.iotdb.mybatis.plugin.mapper" targetProject="src/main/java">
+            <!--            <property name="enableSubPackages" value="true"/>-->
+        </javaClientGenerator>
+        <table schema="test" tableName="mix" domainObjectName="Mix" enableSelectByPrimaryKey="true" enableInsert="true" enableDeleteByPrimaryKey="true" enableUpdateByPrimaryKey="false" enableSelectByExample="true">
+            <property name="virtualKeyColumns" value="time,device_id,device_name,device_tag"/>
+        </table>
+    </context>
+</generatorConfiguration>