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LinqDataSourceView.ExecuteUpdate Method

Performs an update operation.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web.Extensions (in System.Web.Extensions.dll)
protected override int ExecuteUpdate(
	IDictionary keys,
	IDictionary values,
	IDictionary oldValues
)

Parameters

keys
Type: System.Collections.IDictionary

The row key values for the records to update.

values
Type: System.Collections.IDictionary

The row values to update in the data source.

oldValues
Type: System.Collections.IDictionary

The row values that are evaluated in order to detect data conflicts.

Return Value

Type: System.Int32
The number of rows that were updated in the data source.

For information about how to update data through a LinqDataSource control, see the Update(IDictionary, IDictionary, IDictionary) method of the LinqDataSource class.

.NET Framework

Supported in: 4.5.1, 4.5, 4, 3.5

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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