Fitting the LINQ to SQL technology in your own N-tier application framework may require writing custom code for the entities.
This project implements a custom tool for generating code from a DBML model, which you may use instead of the default MSLinqToSQLGenerator in C# or VB projects.
You may find further discussions about the motivation and
of this tool in
Jose Marcenaro, Benjamin Eidelman and Ricardo de Guzmán are members of