27 lines
1002 B
XML
27 lines
1002 B
XML
<?xml version="1.0" encoding="UTF-8" ?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
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"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.bao.dating.mapper.PostFavoriteMapper">
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<!--添加动态收藏-->
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<insert id="addPostFavorite">
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insert into post_favorite values (null,#{userId},#{postId},#{createdAt})
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</insert>
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<!--删除动态收藏-->
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<delete id="deletePostFavorite">
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delete from post_favorite where post_id = #{postId}
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</delete>
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<!--查询当前已收藏所有用户-->
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<select id="selectUserIDByPostID" resultType="java.lang.Long">
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SELECT user_id FROM post_favorite WHERE post_id = #{postId}
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</select>
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<!--批量删除动态收藏-->
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<delete id="deleteFavoritesByPostIds">
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DELETE FROM post_favorite
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WHERE post_id IN
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<foreach collection="postIds" item="postId" open="(" close=")" separator=",">
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#{postId}
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</foreach>
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</delete>
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</mapper> |