mapper.xml配置

<?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">
        
        <!-- namespace:命名空间，填写映射当前的Mapper接口-->
<mapper namespace="com.kuang.dao.UserMapper">

	    <!--查询-->
	    <select id="getUserList" resultType="com.kuang.pojo.User">
	         select * from mybatis.user
	     </select>
	    <!--查询-->
	    <select id="getUserById" parameterType="int" resultType="com.kuang.pojo.User">
	        select * from mybatis.user where id = #{id}
	    </select>
	    <!--增加-->
	    <insert id="addUser" parameterType="com.kuang.pojo.User" >
	        insert into mybatis.user (id, name, pwd) values (#{id},#{name},#{pwd});
	    </insert>
	    <!--修改-->
	    <update id="upDateUser" parameterType="com.kuang.pojo.User">
	        update mybatis.user set name = #{name} where id= #{id};
	    </update>
	    <!--删除-->
	    <delete id="deleteUser" parameterType="int">
	        delete from mybatis.user where id=#{id}
	    </delete>
</mapper>