数据库获取随机记录

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;