SQL查询语句的问题,有一定的难度,高手请进!!! 急~~~~~~~~在线等待
在视图VIEW_wholesale_export_memos中有如下SQL语句
SELECT SUM(quantity) AS quantity, drug_code, batch_no, wholesale_export_no
FROM wholesale_export_memos
GROUP BY drug_code, batch_no, wholesale_export_no
在视图VIEW_memos-strike中有如下SQL语句
SELECT b.export_no, a.strike_quantity, e.quantity, a.drug_code
FROM strike_export_memos a INNER JOIN
strike_export_main b ON a.strike_export_no = b.strike_export_no INNER JOIN
VIEW_wholesale_export_memos e ON b.export_no = e.wholesale_export_no AND
a.drug_code = e.drug_code AND a.batch_no = e.batch_no AND a.dispose_result <> '2'
最后需要一个简单的SQL语句来达到查询的目的
例如:select * from VIEW_memos-strike where a.strike_quantity <> e.quantity
请问高手:这样的东东能不能用一句SQL语句来实现查询的目的啊???如果能的话应该怎么写啊?如果能解决分不够的话可以加!!!