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lige

2023-09-12 b17a6795e6774805d66cc01d92f8933ae616b83e

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<?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.ltkj.system.mapper.SysUserPostMapper">
 
    <resultMap type="SysUserPost" id="SysUserPostResult">
        <result property="userId" column="user_id"/>
        <result property="postId" column="post_id"/>
    </resultMap>
 
    <delete id="deleteUserPostByUserId" parameterType="Long">
        delete
        from sys_user_post
        where user_id = #{userId}
    </delete>
 
    <select id="countUserPostById" resultType="Integer">
        select count(1)
        from sys_user_post
        where post_id = #{postId}
    </select>
 
    <delete id="deleteUserPost" parameterType="Long">
        delete from sys_user_post where user_id in
        <foreach collection="array" item="userId" open="(" separator="," close=")">
            #{userId}
        </foreach>
    </delete>
 
    <insert id="batchUserPost">
        insert into sys_user_post(user_id, post_id) values
        <foreach item="item" index="index" collection="list" separator=",">
            (#{item.userId},#{item.postId})
        </foreach>
    </insert>
 
</mapper>