摘要: 在一张表中存在,不在另外2张表写法: select ISNULL(SUM(Amt),0) from A s WHERE s.CreateTime BETWEEN @from and @to AND s.TradeNo NOT IN ( select FlowNo from B1 WHERE Flow 阅读全文
posted @ 2020-10-03 23:00 *人丑就该多读书* 阅读(282) 评论(0) 推荐(0) 编辑