摘要: 1.SQL Server: SELECT TOP n * FROM tableName ORDER BY NEWID(); 2.ORACLE: SELECT * FROM (SELECT * FROM tableName ORDER BY DBMS_RANDOM.RANDOM()) WHERE RO 阅读全文
posted @ 2017-09-06 09:54 orac 阅读(1482) 评论(0) 推荐(0) 编辑