摘要: UPDATE FROM update a set aa =(select bb from b where a.cc = b.cc) where exists (select b.cc from a.cc =b.cc) 1. 建立数据库DB2_GCB CREA... 阅读全文
posted @ 2007-11-16 12:15 柴火 阅读(4640) 评论(1) 推荐(2) 编辑