2011-11-24 27 views

回答

1
SELECT * FROM MyTable ORDER BY (ColumnA - ColumnB) 
+0

但问题要求'同一列的两个值' –

+0

我希望这会帮助你,http://stackoverflow.com/questions/634568/how-to-get-difference-between-two-rows-for-一列场 – Nagarajan