Shulou(Shulou.com)06/01 Report--

Editor to share with you a few lines of Oracle DB2 in the database sample analysis, I believe that most people do not know much about it, so share this article for your reference, I hope you will learn a lot after reading this article, let's go to know it!

Oracle

Select * from (SELECT t1.* FROM table T1 ORDER BY dbms_random.value ()) where ROWNUM

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