update 优化 利用 resultMap 自动映射配置 简化 xml (非嵌套)

疯狂的狮子Li

2023-01-14 5911e94b65e45c98c81f64928232b5d8f824a19b

 ruoyi-system/src/main/resources/mapper/system/SysRoleDeptMapper.xml

@@ -4,35 +4,4 @@
        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.ruoyi.system.mapper.SysRoleDeptMapper">

    <resultMap type="SysRoleDept" id="SysRoleDeptResult">
        <result property="roleId" column="role_id"/>
        <result property="deptId" column="dept_id"/>
    </resultMap>

    <delete id="deleteRoleDeptByRoleId" parameterType="Long">
        delete
        from sys_role_dept
        where role_id = #{roleId}
    </delete>

    <select id="selectCountRoleDeptByDeptId" resultType="Integer">
        select count(1)
        from sys_role_dept
        where dept_id = #{deptId}
    </select>

    <delete id="deleteRoleDept" parameterType="Long">
        delete from sys_role_dept where role_id in
        <foreach collection="array" item="roleId" open="(" separator="," close=")">
            #{roleId}
        </foreach>
    </delete>

    <insert id="batchRoleDept">
        insert into sys_role_dept(role_id, dept_id) values
        <foreach item="item" index="index" collection="list" separator=",">
            (#{item.roleId},#{item.deptId})
        </foreach>
    </insert>

</mapper> 
</mapper>