Mysql Union 合并分页查询sql
【摘要】
小弟写了个sql，要吐血了
union 分页
SELECT title,description,name from wp_content WHERE
( title LIKE CONCAT('%',#{keyWordsLike},'%') or description LIKE CONCAT('%',#{keyWo...
小弟写了个sql，要吐血了
union 分页
SELECT title,description,name from wp_content WHERE
( title LIKE CONCAT('%',#{keyWordsLike},'%') or description LIKE CONCAT('%',#{keyWordsLike},'%') or `name` LIKE CONCAT('%',#{keyWordsLike},'%')) and is_show =1 and deleted =0
UNION
(SELECT title,description,name from wp_biz_product WHERE
(title LIKE CONCAT('%',#{keyWordsLike},'%') or description LIKE CONCAT('%',#{keyWordsLike},'%') or `name` LIKE CONCAT('%',#{keyWordsLike},'%')) and is_show =1 and deleted =0 ORDER BY rank ) limit #{start},#{end}直接就这么写了
优化后的sql
SELECT title,description,name from (SELECT title,description,name from wp_content WHERE
( title LIKE CONCAT('%',#{keyWordsLike},文章来源: blog.csdn.net，作者：隔壁老瓦，版权归原作者所有，如需转载，请联系作者。
原文链接：blog.csdn.net/wxb880114/article/details/108472435
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