从数据库表中随机获取N条记录的SQL语句

Oracle:
select * from (select * from tableName order by dbms_random.value) where rownum < N


MS SQLServer:
select top N * from tableName order by newid()

My SQL:
select * from tableName order by rand() limit N
【从数据库表中随机获取N条记录的SQL语句】

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