随机获取10条数据的方法

SQL Server:

复制代码代码如下:

SELECT TOP 10 * FROM T_USER ORDER BY NEWID()

ORACLE:

复制代码代码如下:

SELECT * FROM (SELECT * FROM T_USER ORDER BY DBMS_RANDOM.RANDOM()) WHERE ROWNUM <= 10

MySQL:

复制代码代码如下:

SELECT * FROM T_USER  ORDER BY  RAND() LIMIT 10