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DataTable.GetChanges Method

Gets a copy of the DataTable that contains all changes made to it since it was loaded or AcceptChanges was last called.

Namespace:  System.Data
Assembly:  System.Data (in System.Data.dll)

public function GetChanges() : DataTable

Return Value

Type: System.Data.DataTable
A copy of the changes from this DataTable, or a null reference (Nothing in Visual Basic) if no changes are found.

Creates a new DataSet containing a copy of all rows in the original DataSet that have pending changes. Relationship constraints can cause additional unchanged rows to be added to the new DataSet if the unchanged rows contain primary keys corresponding to foreign keys in the changed rows. The method returns a null reference (Nothing in Visual Basic) (Nothing in Visual Basic) if there are no rows in the original DataSet with pending changes.

No code example is currently available or this language may not be supported.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC, Xbox 360, Zune

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, 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 3.5, 2.0

XNA Framework

Supported in: 3.0, 2.0, 1.0

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