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ConcurrencyMode Enumeration

Specifies the concurrency options for the properties in the Entity Data Model (EDM).

Namespace:  System.Data.Metadata.Edm
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public enum ConcurrencyMode

Member nameDescription
NoneThe property is never validated at write time. This is the default concurrency mode.
FixedThe property is always validated at write time.

For more information about how to use this enumeration in a schema, see Conceptual Design (EDM).

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5 SP1

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