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随机返回长度小于 32 位的字符串

已有 773 次阅读2012-1-6 14:01 |个人分类:TSQL| 随机, 字符串

SUBSTRING(

REPLACE(CAST(newid() AS varchar(36)),'-',''),

CAST(CEILING(rand(CHECKSUM(newid())) * 32) AS int),

CAST(CEILING(rand(CHECKSUM(newid())) * 32) AS int)

)

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