The examples in this topic use the Northwind sample database.If you do not have the Northwind sample database on your development computer, you can download it from the Microsoft Download Center Web site.Now that we have our data model classes created, and have applied validation rules to them, we can query and interact with the data.
Over the last few weeks I've been writing a series of blog posts that cover LINQ to SQL.
LINQ to SQL is a built-in O/RM (object relational mapper) that ships in the .
NET Framework 3.5 release, and which enables you to model relational databases using . You can use LINQ expressions to query the database with them, as well as update/insert/delete data.
In addition, any newly invalidated list members needed to be removed.
Using LINQ's are a display name and a visible flag.