摘要: UPDATE DEMO_T1 t1 SET (字段一,字段二,...) = (select 字段一,字段二,... from DEMO_T2 T2 where T2.FNAME = T1.FNAME) WHERE EXISTS(SELECT 1 FROM DEMO_T2 T2 WHERE T2.FN 阅读全文
posted @ 2022-06-24 12:33 Elcser 阅读(163) 评论(0) 推荐(1) 编辑