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我有一个Clr用户定义的类型,它需要一个由逗号隔开的值串。Sql Clr用户定义类型解析一个浮点数并失去精度
转换成该类型后,我失去的精确一点点,我已经将范围缩小到这行代码:
cast(cast(nlinkjt as nvarchar(100)) + ',' +cast(avglrwf as nvarchar(100)) + ',' + cast(avglrwfjt as nvarchar(100)) as dbo.CLRJourneyTime) as clrJT
输出= 29.9376,5.29633e-005,0.00158559
但一部开拓创新的值是像这样:
nlinkjt = 29.9376097988521 = cast(nlinkjt as nvarchar) = 29.9376
avglrwf = 5.29632961843163E-05 = cast(avglrwf as nvarchar) = 5.29633e-005
avglrwfjt = 0.00158559449482709 = cast(avglrwfjt as nvarchar) = 0.00158559
我怎样才能彩车转换为字符串全部?
还是有声明新dbo.CLRJourneyTime就像你在.NET 像这样将另一种方式:
'new dbo.CLRJourneyTime(nlinkjt , avglrwf , avglrwfjt) as clrJT'