Programming Microsoft® Visual C#® 2008: The Language

LINQ Programming

LINQ programming was introduced in Chapter 6. That chapter primarily focused on LINQ to Objects, which is the default provider. The next chapter introduces three additional providers: LINQ to XML, LINQ to SQL and LINQ to DataSet. These providers implement the IQueryable interface to implement their unique behavior and extend the IEnumerable<T> interface.

You can manage, query, and change an XML store using LINQ to XML. Discard the competing models (DOM, XmlTextReader, and so forth) for accessing XML. LINQ to XML provides a unified model for querying and managing XML documents and elements. LINQ to SQL is for managing and querying relational databases. LINQ to SQL also provides a straightforward method for making changes in a disconnected ...