first

src/main/resources/mapper/UserMapper.xml

@@ -0,0 +1,32 @@
+<?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.example.practice.mapper.UserMapper">
+    <select id="selectList" resultType="com.example.practice.entity.User">
+        select * from user
+    </select>
+
+    <select id="selectOne" resultType="com.example.practice.entity.User">
+        select * from user where id = #{id}
+    </select>
+
+    <insert id="insert">
+        insert into user values (#{id}, #{nickName}, #{phoneNumber}, #{userAccount}, #{userPassword}, #{userRole}, #{money})
+    </insert>
+
+    <delete id="delete">
+        delete from user where id = #{id}
+    </delete>
+
+    <update id="update">
+        update user set nickName = #{nickName}, phoneNumber = #{phoneNumber}, userAccount = #{userAccount}, userPassword = #{userPassword}, userRole = #{userRole}, money = #{money} where id = #{id}
+    </update>
+
+
+
+
+
+</mapper>
+
+<!--SQL映射文件-->

src/main/resources/mybatis-config.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE configuration
+        PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-config.dtd">
+<configuration>
+    <environments default="dev">
+        <environment id="dev">
+            <transactionManager type="JDBC"/>
+            <dataSource type="POOLED">
+                <property name="driver" value="com.mysql.cj.jdbc.Driver"/>
+                <property name="url" value="jdbc:mysql://localhost:3306/practice"/>
+                <property name="username" value="root"/>
+                <property name="password" value="123456"/>
+            </dataSource>
+        </environment>
+    </environments>
+
+   <mappers>
+       <mapper resource="mapper/UserMapper.xml"/>
+   </mappers>
+
+</configuration>
+<!--Mybatis核心配置文件-->