摘要: SELECT * FROM LACOMMISION WHERE MANAGECOM LIKE'8694%' AND STATE='1' AND EXISTS(SELECT 1 FROM laagent WHERE LACOMMISION.AGENTCODE=AGENTCODE) 先说exists 比 阅读全文
posted @ 2020-10-30 09:39 张艳涛&java 阅读(3023) 评论(0) 推荐(1) 编辑