Mysql子查詢中不能使用limit或者in
阿新 • • 發佈:2020-12-15
技術標籤:MySQL
SQl語句
SELECT `a`.`article_id` FROM `article_tags` `a` WHERE a.tag_id in (SELECT id from tags WHERE `name`='tagName' and fmid in (5,6,7) LIMIT 100) ORDER BY a.article_id desc LIMIT 1
報錯資訊
SQLSTATE[42000]: Syntax error or access violation: 1235 This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery
原因:
MYSQL子查詢不支援limit
解決辦法:
再使用一層迴圈
SELECT `a`.`article_id` FROM `article_tags` `a` WHERE a.tag_id in (SELECT id from (SELECT id from tags WHERE `name`='tagName' and fmid in (5,6,7) LIMIT 100) as tid) ORDER BY a.article_id desc LIMIT 1
SELECT `a`.`article_id` FROM `article_tags` `a` WHERE a.tag_id in (SELECT id from (
注意顏色表示部分,不要寫錯了哈