mysql的一个sql问题求大佬解答

表中字段type 类型 根据类型分组然后每种类型取10条数据 这个sql如何来写

WITH C AS (
SELECT Type , Sort, ROW_NUMBER() OVER(PARTITION BY Type ORDER BY Sort ASC) AS rownum FROM dbo.TableName AS T
)
SELECT * FROM C WHERE C.rownum <=10
ORDER BY Type ASC , rownum ASC

http://blog.csdn.net/hudie1234567/article/details/6258420