摘要: SELECT *FROM( SELECT ROW_NUMBER()OVER(PARTITION BY m_type order by m_id) AS Num,* FROM m_data) as tempWHERE Num <= 100 阅读全文
posted @ 2012-12-20 10:36 qisheng722 阅读(485) 评论(0) 推荐(0) 编辑