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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 int Delete(
	IDictionary keys,
	IDictionary oldValues
)

Parameters

keys
Type: System.Collections.IDictionary

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

oldValues
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.

ExceptionCondition
InvalidOperationException

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.

NotSupportedException

The CanDelete property is false.

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

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0

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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