SELECT SUM(QTY) AS QTY FROM TABLENAME WHERE ITEMID='P00002'
?QTY
2009-11-17 14:25
2009-11-17 14:38
2009-11-17 15:00
2009-11-17 15:31
2009-11-17 15:37
2009-11-17 15:40
2009-11-17 15:49
美女提出的问题可以用sort来解决吗?
2010-01-03 21:23