SELECT TOP 100
NickName
FROM [dbo].[tbEPUsers] WITH(NOLOCK)
WHERE 0.01 >= CAST(CHECKSUM(NEWID(), [NickName]) & 0x7fffffff AS FLOAT)
/ CAST(0x7fffffff AS INT)
/ CAST(0x7fffffff AS INT)
原文：https://www.cnblogs.com/zengtianli/p/8625267.html