数据库获取随机记录
2015-05-21 10:11
183 查看
MySQL:
select * from expert e where e.match_Id=107 order by rand() limit 2;
运用order by rand() 对数据进行随机排序，limit取出前两个
SqlService：
select top 2 * from tableName order by newId();
Oracle:
select * from (select * from t order by dbms_random.value) where rownum <2;
select * from expert e where e.match_Id=107 order by rand() limit 2;
运用order by rand() 对数据进行随机排序，limit取出前两个
SqlService：
select top 2 * from tableName order by newId();
Oracle:
select * from (select * from t order by dbms_random.value) where rownum <2;
内容来自用户分享和网络整理，不保证内容的准确性，如有侵权内容，可联系管理员处理 
相关文章推荐