Mybatis----Mapper配置文件

 <?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.orma.mapper.LwlaMapper">

     <!--    插入：使用对象-->
     <insert id="insertLwla" parameterType="Lwla" >
             INSERT INTO lwla(lwla, lwlb, lwlc)
             VALUES(#{lwla}, #{lwlb}, #{lwlc})
     </insert>

     <!--插入:使用HashMap-->
     <insert id="insertHashMap" parameterType="Map">
         insert into Lwla(lwla,lwlb,lwlc)
         values(#{Lwla.lwla},#{Lwla.lwlb},#{Lwla.lwlc})
     </insert>

     <!--查询：使用Map 完整查询-->
     <select id="getUserInfo" resultType="Map">
         select * from Lwla
     </select>

     <!--查询一个结果，select语句可使用-->
     <resultMap id="LwlaResultSet" type="com.orma.model.Lwla">
         <id property="lwla" column="lwla"/>
         <result property="lwlb" column="lwlb"/>
         <result property="lwlc" column="lwlc"/>
     </resultMap>
     <select id="getLwla" resultMap="LwlaResultSet" parameterType="Lwla">
             select * from Lwla where lwlc like '%${lwlc}%'
     </select>

     <!--    查询：Map,like模糊查询-->
     <select id="getLwla2" resultType="Map" parameterType="Map">
             select * from Lwla where lwlc like '%${lwlc}%'
     </select>

     <!--    查询一条结果  参数：int-->
     <select id="getLwla3" resultType="Lwla" parameterType="int">
             select  *  from Lwla where lwla=#{anyname}
     </select>

     <!--删除  参数：int-->
     <delete id="deleteLwla" parameterType="int">
             DELETE FROM Lwla WHERE lwla = #{anyname}
     </delete>

     <!--   修改：使用Map-->
     <update id="updateLwla" parameterType="Map">
                 UPDATE Lwla
                 SET
                 lwla=#{Lwla.lwla},lwlb=#{Lwla.lwlb},lwlc=#{Lwla.lwlc}
                 WHERE
                 lwla = #{oldlwla}
     </update>

 </mapper>