为提高效率,提问时请提供以下信息,问题描述清晰可优先响应。 【DM版本】: 【操作系统】: 【CPU】: 【问题描述】*: delete语句中有join条件时,提示语法分析出错, 这个是我sql没写对吗
语法错误,参考这个:
DELETE FROM stream_push T WHERE T.ROWID IN ( SELECT A.ROWID FROM stream_push A JOIN gb_stream B ON A.app = B.app AND A.stream = B.stream )
为什么不是LEFT JION!是的话这个JOIN就没意义了,等价于DELETE FROM stream_push
LEFT JION
DELETE FROM stream_push
语法错误,参考这个:
DELETE FROM stream_push T WHERE T.ROWID IN ( SELECT A.ROWID FROM stream_push A JOIN gb_stream B ON A.app = B.app AND A.stream = B.stream )
为什么不是
LEFT JION
!是的话这个JOIN就没意义了,等价于DELETE FROM stream_push