何时在sql server中使用Money数据或十进制数据类型来存储成本核算值？ [重复]

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Should you choose the MONEY or DECIMAL(x,y) datatypes in SQL Server? 12 answers
您应该在SQL Server中选择MONEY或DECIMAL（x，y）数据类型吗？ 12个答案

What is preferable data type to store the costing value ? Money or Decimal whats the programmatic diff bet them? asp.net Data Annotation for asp.net Model for Money data type ?

存储成本核算值的首选数据类型是什么？ Money还是Decimal什么是程序化差异打赌他们？ asp.net Data for Money数据类型的asp.net数据注释？

2 个解决方案

#1

Decimal type provides more precision to hold intermediate results to get the results you expect.

十进制类型提供更高的精度来保存中间结果以获得您期望的结果。

Disadvantages of money datatype:

money数据类型的缺点：

It is proprietary, so porting it is a pain. It is one of the many "Sybase Code Museum" features from decades ago. Remember the early versions of UNIX?

它是专有的，所以移植它是一种痛苦。它是几十年前众多“Sybase代码博物馆”的特色之一。还记得UNIX的早期版本吗？
Writing code in dialect when you don't need to make you sound like a hillbilly to people that speak the language. You are better off with DECIMAL(s,p) so you can use a properly sized column.

当你不需要让那些说英语的人听起来像乡巴佬时，用方言编写代码。你最好使用DECIMAL（s，p），这样你就可以使用适当大小的列。
It does display and formatting in the back end, with commas and dollar signs. That defeats the purpose of a tiered architecture.

它在后端显示和格式化，带有逗号和美元符号。这违背了分层架构的目的。
The MONEY data type has rounding errors.

MONEY数据类型具有舍入错误。

Ref:msdn

参考：MSDN

#2

You should prefer decimal as money datatype is not precise.

你应该更喜欢十进制，因为money数据类型不精确。

You may also check Performance / Storage Comparisons : MONEY vs. DECIMAL by Aaron Bertrand

您还可以通过Aaron Bertrand检查性能/存储比较：MONEY与DECIMAL

#1