ExecuteScalar 要求已打开且可用的 Connection。连接的当前状态为已关闭。
posted @ 2015-03-05 15:50 UnLike 阅读(3783) 评论(0) 推荐(0)
posted @ 2015-03-05 15:50 UnLike 阅读(3783) 评论(0) 推荐(0)
posted @ 2015-03-03 16:56 UnLike 阅读(280) 评论(0) 推荐(0)
posted @ 2015-02-28 16:51 UnLike 阅读(1467) 评论(0) 推荐(0)
posted @ 2015-02-09 14:54 UnLike 阅读(1317) 评论(0) 推荐(0)
posted @ 2014-09-03 22:37 UnLike 阅读(203) 评论(0) 推荐(0)
posted @ 2014-09-03 21:31 UnLike 阅读(352) 评论(0) 推荐(0)
posted @ 2014-09-02 16:12 UnLike 阅读(2224) 评论(3) 推荐(4)
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posted @ 2014-08-28 23:22 UnLike 阅读(929) 评论(1) 推荐(1)
posted @ 2014-08-27 23:15 UnLike 阅读(400) 评论(0) 推荐(0)