"Select 處理,Sum(Case When Id in('100') and Datediff(d,sdate,'" & Date & "')<2 Then 1 else 0 end) as '<3天',Sum(Case When Id in('100') and Datediff(d,sdate,'" & Date & "')=2 Then 1 else 0 end) as '=3天',Sum(Case When Id in('100') and Datediff(d,sdate,'" & Date & "')>30 Then 1 else 0 end) as '=3天' From tb_AAAA Group by 處理"
資料庫中沒有>30的日期,所有資料都不能顯示,怎么解決。
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