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String.Format("{0:D5}",16);orint i=16;i.ToString("D5");Result: 00016 阅读全文
posted @ 2011-12-13 17:57
hanshuhe
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摘要:
SQL Server SELECT TOP N * FROM 表名 ORDER BY NEWID() My SQLSELECT * FROM 表名 ORDER BY RAND() LIMIT N OracleSELECT * FROM ( SELECT * FROM 表名 ORDER BY DBMS_RANDOM.VALUE )WHERE ROWNUM < = N; 阅读全文
posted @ 2011-12-13 17:56
hanshuhe
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