摘要: (1)不带参数:use studb goif exists (select * from sysobjects where name ='proc_stu')drop procedure proc_stugocreate procedure proc_stuasdeclare @writtenAvg float,@labAvg floatselect @writtenAvg=AVG(written... 阅读全文
posted @ 2008-09-03 17:08 洗碗心得 阅读(259) 评论(0) 推荐(0)