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SqlDataSourceView.Delete Method (IDictionary, IDictionary)

Performs a delete operation using the DeleteCommand SQL string, any parameters that are specified in the DeleteParameters collection, and the values that are in the specified keys and oldValues collections.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

Public Function Delete ( _
	keys As IDictionary, _
	oldValues As IDictionary _
) As Integer


Type: System.Collections.IDictionary

An IDictionary of object or row key values for the ExecuteDelete operation to delete.

Type: System.Collections.IDictionary

An IDictionary that contains row values that are evaluated only if the ConflictDetection property is set to the CompareAllValues value.

Return Value

Type: System.Int32
A value that represents the number of rows deleted from the underlying database.


The SqlDataSource cannot establish a connection with the underlying data source.

- or -

The ConflictDetection property is set to the CompareAllValues value and no oldValues parameters are passed.


The CanDelete property is false.

The Delete method calls the ExecuteDelete method, passing the keys and oldValues parameters.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0
© 2015 Microsoft