declare @Date DateTimeselect s.sid,'Status'=case a.sid when isnull(a.sid,null) student s left outer join (select * from absent where date=@Date) as a我有一个这样的sql查询,我需要尽可能用这个one.....is创建一个视图
当我试着这个ORDER BY bla, blabla', array($bla))->result_array();Query error: ERROR: relation "WMY_VIEW" does not exist.$sql = "SELECT * FROM WMY_VIEW WHERE id_bla=&