[求助]关于用 Count 统计 Post By:2014/2/17 13:49:00 [只看该作者]
求教,
以下Count() 的用法,加上后面一个条件就会报错。 为啥呢?
Dim cmd As new SQLCommand cmd.ConnectionName = _ServerName cmd.CommandText="select count(*) from {UserMsg} where Status = 'New' And GetUser = '" & _LoginName "'" Dim tj As Integer = cmd.ExecuteScalar MessageBox.show(tj)