EntityTypeBase.AddKeyMember Method (EdmMember)

 

Adds the specified property to the list of keys for the current entity.

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

public void AddKeyMember(
	EdmMember member
)

Parameters

member
Type: System.Data.Entity.Core.Metadata.Edm.EdmMember

The property to add.

Exception Condition
ArgumentNullException

if member argument is null

InvalidOperationException

Thrown if the EntityType has a base type of another EntityTypeBase. In this case KeyMembers should be added to the base type

InvalidOperationException

If the EntityType instance is in ReadOnly state