DataContext.SubmitChanges Method
.NET Framework 4.5
Computes the set of modified objects to be inserted, updated, or deleted, and executes the appropriate commands to implement the changes to the database.
Namespace: System.Data.Linq
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.
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.