摘要: 1.id从头开始truncate table 表名2.对一个字段取反吧update topic set {0}=abs({0}-1) where ArticleId={1}3,返回上次插入的ID值select @@Identity4.算出text字段的最大长度select datalength(contents) as suma,[ArticleId],title from topic order... 阅读全文
posted @ 2010-08-05 13:34 老皆知 阅读(134) 评论(0) 推荐(0) 编辑