as 后面的别名不需要大括号。另外位置不对
se lect * from (Sel ect [ITEM_ID] As [主件ID],[ITEM_CODE] As [主件品号],[ITEM_NAME] As [主件品名],[SHORTCUT] As [主件材质],[ITEM_SPECIFICATION] As [主件规格],[DRAWING_NO] As [主件图号],[BOM_ID] From {BOM} Inner JOIN {ITEM} ON {ITEM}.[ITEM_BUSINESS_ID] = {BOM}.[ITEM_ID]) as a inner join (Se lect [SOURCE_ID_ROid],[ITEM_CODE] As [元件品号],[ITEM_NAME]As [元件品名],[SHORTCUT] As [元件材质],[ITEM_SPECIFICATION]As [元件规格],[DRAWING_NO]As [元件图号],[BOM_ID] From {BOM_D} Inner JOIN {ITEM} ON {ITEM}.[ITEM_BUSINESS_ID] = {BOM_D}.[SOURCE_ID_ROid]) as b on A.[BOM_ID] =B.[BOM_ID] left join (Sel ect round(avg([UNIT_COST]),2) As [采购均价],[ITEM_ID] From {INV_UNIT_COST} Inner JOIN {ITEM} ON {ITEM}.[ITEM_BUSINESS_ID] = {INV_UNIT_COST}.[ITEM_ID] Where datediff(year,[ACCOUNT_YEAR],getdate())=0 Group By [ITEM_ID]) as c on C.[ITEM_ID]= B.[[SOURCE_ID_ROid]
加好友 
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Post By：2017/12/19 19:15:00 [只看该作者]
此主题相关图片如下：qq截图20171220104349.png
