小编Met*_*sis的帖子

我正忙于不同数据库之间的 SQL 中的 UNION ALL。

SELECT     CostValue AS [COST OF SALES], Customer AS [CUSTOMER CODE], DocumentType AS [DOCUMENT TYPE], Invoice AS [INVOICE NO], InvoiceDate AS [INVOICE DATE], 
                  DATEPART(dd, InvoiceDate) AS [INVOICE DAY], Mass AS MASS, NetSalesValue AS SALES, NetSalesValue - CostValue AS [GROSS PROFIT], OrderType, 
                  QtyInvoiced AS QUANTITY, SalesOrder, StockCode AS [STOCK CODE], TrnMonth AS [FIN MONTH], TrnYear AS [FIN YEAR], TrnYear * 100 + TrnMonth AS YYYYMM, 
                  'SHP' AS COMPANY
FROM         SomeCompanyA.dbo.SalesDetail
WHERE     (LineType = 1) AND (TrnYear >= …