随机获取10条记录

发布时间：2020-12-13 17:45:43 所属栏目：百科来源：网络整理

导读：mysql: select * from tablename order by rand() limit 10 sqlserver: select top 10 * from tablename order by NEWID()Sqlite：Select * From tablename order by random(*) limit 10Oracle：SELECT column FROM ( SELECT column FROM table ORDER BY dbm

mysql:    select * from tablename order by rand() limit 10 
sqlserver:    select top 10 * from tablename order by NEWID()

Sqlite：Select * From tablename order by random(*) limit 10

Oracle：

SELECT column FROM 
( SELECT column FROM table 
ORDER BY dbms_random.value ) 
WHERE rownum <= 10

PostgreSQL：

SELECT column FROM table 
ORDER BY RANDOM() 
LIMIT 10

（编辑：李大同）

【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容!