ContextDataSourceView.ExecuteUpdate Method

Performs an update operation by using the specified row-key values, the row values, and the row values that are used to detect conflicts.

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

A dictionary of row-key values for the records to update.

values
Type: System.Collections.IDictionary

A dictionary of name/value pairs that represent data elements and their new values.

oldValues
Type: System.Collections.IDictionary

A dictionary of name/value pairs that represent data elements and their original values, which is used to detect data conflicts.

Return Value

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

.NET Framework

Supported in: 4.6, 4.5, 4
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