DataContext.SubmitChanges Method ()
Computes the set of modified objects to be inserted, updated, or deleted, and executes the appropriate commands to implement the changes to the database.
Assembly: System.Data.Linq (in System.Data.Linq.dll)
If override methods are present for insert, update, or delete, SubmitChanges executes these methods instead of the default LINQ to SQL commands.
Available since 3.5
Windows Phone Silverlight
Available since 7.1