Data Entry with LINQ to SQL : BethMassi

This sample demonstrates how to use LINQ to SQL classes in a data-entry form with a One-to-Many (Master-Detail) relationship. It includes information on binding comboboxes, displaying validation messages and how to handle updates, inserts and deletes through stored procedures. This sample walks through how to use the new LINQ to SQL classes on your data-entry Windows Forms. One form that demonstrates Combobox filtering uses the Northwind database. The One-to-Many form uses a sample SQL 2005 Express database that is included. That form demonstrates how to properly update, insert and delete records and how to configure the LINQ to SQL classes so that they use stored procs for their update, insert and delete behaviors. It also demonstrates how to add validation messages to the LINQ to SQL classes and have them automatically display in the UI with the ErrorProvider...