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尝试获取 datediff 时“将表达式转换为数据类型 nvarchar 时出现算术溢出错误”

Level1  Level2      createdate        CCcreatedate      datedifference

23    |   3   |  10/24/2014 17:07   | 10/24/2014 17:07  
24    |   3   |  10/24/2014 23:48   | 10/25/2014 17:07  
25    |   3   |  10/25/2014 9:57    | 10/26/2014 17:07  
26    |   1   |  10/26/2014 17:49   | 10/27/2014 17:07  
27    |   1   |  10/16/2014 12:53   | 10/28/2014 17:07  
28    |   1   |  10/16/2014 12:32   | 10/29/2014 17:07  
29    |   2   |  10/16/2014 13:58   | 10/30/2014 17:07  
30    |   2   |  10/16/2014 16:40   | 10/31/2014 17:07  
31    |   2 …
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t-sql sql-server math datediff overflow

1
推荐指数
1
解决办法
4万
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datediff ×1

math ×1

overflow ×1

sql-server ×1

t-sql ×1