EntityReference<TEntity>.CreateSourceQuery Method ()


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Creates an equivalent object query that returns the related object.

Namespace:   System.Data.Objects.DataClasses
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public ObjectQuery<TEntity> CreateSourceQuery()

Return Value

Type: System.Data.Objects.ObjectQuery<TEntity>

An ObjectQuery<T> that returns the related object.

Exception Condition

When the object is in an Added state.


When the object is in a Detached state with a MergeOption other than NoTracking.

This method is used to obtain a new instance of ObjectQuery<T> that, when it is executed, returns the related object. This is useful as the starting point for a more complex join, union, or filtered query, or to return the referenced object in a detached state using the NoTracking option.

.NET Framework
Available since 3.5
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