LinqDataSourceView.ExecuteUpdate Method (IDictionary, IDictionary, IDictionary)

 

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
Available since 3.5
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