1) ADO.NET中的数据类型映射
http ://msdn.microsoft/en-us/library/cc716729%28v=vs.110%29.aspx
2) .NET Framework中的SQL Server数据类型
msdn.microsoft/en-us/library/ms131092.aspx
解决方案实体框架将SQL Server数据类型映射到概念模型类型(Edm类型) 。该映射可以在这里找到:
- 实体框架类型的SqlClient
Edm类型反过来可以直接转换为.NET类型(Boolean - > Boolean,Int32 - > Int32,Binary - > Byte数组等),可以在参考代码中找到:
- 来源为 PrimitiveType.ClrEquivalentType
I need to know the equivalent SQL Server data types for EF. I found 2 similar online references, but their definitions appear inconsistent. Which reference should I refer to if I'm using Entity Framework?
1) Data Type Mappings in ADO.NET
msdn.microsoft/en-us/library/cc716729%28v=vs.110%29.aspx
2) SQL Server Data Types in the .NET Framework
msdn.microsoft/en-us/library/ms131092.aspx
解决方案Neither of those.
Entity Framework maps SQL Server data types to conceptual model types ("Edm types"). The mapping can be found here:
- SqlClient for Entity FrameworkTypes
Edm types in turn translate to .NET types in a straightforward way (Boolean -> Boolean, Int32 -> Int32, Binary -> Byte array, etc.) and can be found in the reference code:
- Source for PrimitiveType.ClrEquivalentType
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