diff --git a/src/main/resources/generator/generatorConfig.xml b/src/main/resources/generator/generatorConfig.xml
index 50e5815..0ee1fad 100644
--- a/src/main/resources/generator/generatorConfig.xml
+++ b/src/main/resources/generator/generatorConfig.xml
@@ -2,8 +2,16 @@
 <!DOCTYPE generatorConfiguration
         PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
         "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
+<!--
+MyBatis Generator配置文件
+功能：自动生成数据库访问层代码，包括实体类、Mapper接口和XML映射文件
+适用：酒店客房管理系统
+-->
 <generatorConfiguration>
-    <!-- 数据库驱动:选择你的本地硬盘上面的数据库驱动包-->
+    <!-- 数据库驱动:选择你的本地硬盘上面的数据库驱动包-
+    作用：指定MySQL数据库驱动的位置，用于连接数据库
+    location：本地Maven仓库中MySQL数据库驱动JAR包的路径->
+
     <classPathEntry  location="C:\Users\14831\.m2\repository\mysql\mysql-connector-java\8.0.11\mysql-connector-java-8.0.11.jar"/>
     <context id="DB2Tables"  targetRuntime="MyBatis3">
         <commentGenerator>
diff --git a/src/main/resources/mappers/ConfigMapper.xml b/src/main/resources/mappers/ConfigMapper.xml
index 2aad1d9..02ae78b 100644
--- a/src/main/resources/mappers/ConfigMapper.xml
+++ b/src/main/resources/mappers/ConfigMapper.xml
@@ -1,5 +1,10 @@
 <?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" >
+<!--
+ConfigMapper.xml - 酒店客房管理系统配置表MyBatis映射文件
+功能：定义配置表的数据库操作SQL语句和结果映射规则
+对应表：config（系统配置表）
+-->
 <mapper namespace="com.jiudian.manage.mapper.ConfigMapper" >
   <resultMap id="BaseResultMap" type="com.jiudian.manage.model.Config" >
     <id column="id" property="id" jdbcType="INTEGER" />
diff --git a/src/main/resources/mappers/OrderMapper.xml b/src/main/resources/mappers/OrderMapper.xml
index 762b4b3..a01f1bc 100644
--- a/src/main/resources/mappers/OrderMapper.xml
+++ b/src/main/resources/mappers/OrderMapper.xml
@@ -1,4 +1,10 @@
 <?xml version="1.0" encoding="UTF-8" ?>
+<!--这个 OrderMapper.xml 文件主要用于实现酒店客房管理系统的订单模块功能：
+客房预订：通过insert或insertSelective方法创建新订单
+订单查询：通过getAllUser或selectByPrimaryKey方法查询订单信息
+订单修改：通过updateByPrimaryKey或updateByPrimaryKeySelective方法更新订单状态
+订单取消：通过deleteByPrimaryKey方法删除订单或更新订单状态
+数据库表与 Java 实体类之间的映射关系-->
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
 <mapper namespace="com.jiudian.manage.mapper.OrderMapper" >
   <resultMap id="BaseResultMap" type="com.jiudian.manage.model.Order" >
diff --git a/src/main/resources/mappers/RoomMapper.xml b/src/main/resources/mappers/RoomMapper.xml
index 1a9d83e..80bb98e 100644
--- a/src/main/resources/mappers/RoomMapper.xml
+++ b/src/main/resources/mappers/RoomMapper.xml
@@ -1,4 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--RoomMapper.xml 是酒店客房管理系统中客房模块的核心 MyBatis 映射文件，它：
+定义了客房表与 Java 实体类之间的映射关系-->
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.jiudian.manage.mapper.RoomMapper">
   <resultMap id="BaseResultMap" type="com.jiudian.manage.model.Room">
diff --git a/src/main/resources/mappers/UserMapper.xml b/src/main/resources/mappers/UserMapper.xml
index 8474764..3f2e3f7 100644
--- a/src/main/resources/mappers/UserMapper.xml
+++ b/src/main/resources/mappers/UserMapper.xml
@@ -1,4 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--RoomMapper.xml 是酒店用户管理系统中客房模块的核心 MyBatis 映射文件，它：
+定义了客房表与 Java 实体类之间的映射关系-->
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.jiudian.manage.mapper.UserMapper">
   <resultMap id="BaseResultMap" type="com.jiudian.manage.model.User">