Upload New File

张志墙_Mybatis2/src/main/resource/mapper/IUserDao.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<?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.ces.mybatis.dao.IUserDao">
+
+    <resultMap id="BaseResultMap" type="com.ces.mybatis.model.User">
+        <id column="user_id" property="userId" />
+        <result column="user_name" property="userName" />
+        <result column="password" property="password" />
+        <result column="context" property="context" typeHandler="com.ces.mybatis.typeHandler.ContentTypeHandler"/>
+    </resultMap>
+    
+    
+    
+    
+    <insert id="insert" useGeneratedKeys="true" keyProperty="userId" keyColumn="user_id" parameterType="com.ces.mybatis.model.User">
+        insert into t_sys_user(user_id,user_name,password,context) values(#{userId},#{userName},#{password},#{context})
+    </insert>
+
+	<insert id="insertOrUpdateByBatch" keyProperty="userId" useGeneratedKeys="true" keyColumn="user_id" >
+	insert into t_sys_user (user_id,user_name,password,context)
+	VALUES
+        <foreach item="user" index= "index" collection ="list" separator ="),(" open="(" close=")">
+			user.userId,user.userName,user.password,user.context
+        </foreach>
+        	ON DUPLICATE KEY UPDATE
+				user_name = VALUES(user_name)
+				password = VALUES(password)
+				context = VALUES(context)
+	</insert>
+	
+	
+	
+	
+    <update id="update" parameterType="com.ces.mybatis.model.User">
+       update t_sys_user
+       <set>
+           <if test="userName != null">user_name=#{userName},</if>
+           <if test="password != null">password=#{password},</if>
+           <if test="context != null">context=#{context},</if>
+       </set>
+        where user_id=#{userId}
+    </update>
+
+
+
+
+    <delete id="delete">
+        delete from t_sys_user where user_id=#{userId}
+    </delete>
+
+
+
+
+
+    <select id="getAll" resultType="com.ces.mybatis.model.User" >
+       select user_id,user_name,password,context from t_sys_user order by user_id desc
+    </select>
+
+
+
+
+
+    <select id="find" resultType="com.ces.mybatis.model.User" >
+        select user_id,user_name,password,context  from t_sys_user where user_id = #{userId}
+    </select>
+
+</mapper>
\ No newline at end of file