QueryableDataSourceView.ExecuteDelete Method (IDictionary, IDictionary)
Performs a delete operation on data items that the QueryableDataSourceView object represents by using the specified values.
Assembly: System.Web.Extensions (in System.Web.Extensions.dll)
The keys of the rows to delete.
The row values to evaluate in order to detect data conflicts.
Return ValueType: System.Int32
The number of objects or rows that were deleted from the data source.
Available since 4.0