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ObjectContext::Refresh Method

Entity Framework 6.0
 

Refreshes cache data with store data for a specific entity.

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

NameDescription
System_CAPS_pubmethodRefresh(RefreshMode, IEnumerable^)

Updates a collection of objects in the object context with data from the database.

System_CAPS_pubmethodRefresh(RefreshMode, Object^)

Updates an object in the object context with data from the database.

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ObjectContext::Refresh Method (RefreshMode, IEnumerable^)

Updates a collection of objects in the object context with data from the database.

C#
C++
F#
VB
Copy 
public:
virtual void Refresh(
	RefreshMode refreshMode,
	IEnumerable^ collection
)

Parameters

refreshMode
Type: System.Data.Entity.Core.Objects::RefreshMode

A RefreshMode value that indicates whether property changes in the object context are overwritten with property values from the database.

collection
Type: System.Collections::IEnumerable^

An IEnumerable collection of objects to refresh.

Exception Condition
ArgumentNullException

collection is null.

ArgumentOutOfRangeException

refreshMode is not valid.

ArgumentException

collection is empty or an object is not attached to the context.

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ObjectContext::Refresh Method (RefreshMode, Object^)

Updates an object in the object context with data from the database.

C#
C++
F#
VB
Copy 
public:
virtual void Refresh(
	RefreshMode refreshMode,
	Object^ entity
)

Parameters

refreshMode
Type: System.Data.Entity.Core.Objects::RefreshMode

A RefreshMode value that indicates whether property changes in the object context are overwritten with property values from the database.

entity
Type: System::Object^

The object to be refreshed.

Exception Condition
ArgumentNullException

entity is null.

ArgumentOutOfRangeException

refreshMode is not valid.

ArgumentException

entity is not attached to the context.

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