wuliguanliV2/ruoyi-modules/ruoyi-wuye/src/main/resources/mapper/wuYe/CommentContentMapper.xml

<?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="org.dromara.mapper.CommentContentMapper">

    <update id="deleteCommentContentByCommentId" parameterType="org.dromara.domain.communityNews.CommentContent">
        update comment_content set del_flag = '1' where comment_id in(select comment_id from comment_index where parent_id = #{commentId})
    </update>

    <update id="updateCommentContentByCommentId" parameterType="org.dromara.domain.communityNews.CommentContent">
        update comment_content
        <trim prefix="SET" suffixOverrides=",">
            <if test="likeCount != null">like_count = #{likeCount},</if>
        </trim>
        where comment_id = #{commentId}
    </update>
</mapper>