Chapter 9. Querying and Manipulating Data with LINQ

This chapter is about Language Integrated Query (LINQ), a set of language extensions that add the ability to work with sequences of items and then filter, sort, and project them into different outputs.

This chapter covers the following topics:

• Writing LINQ queries

• Working with sets

• Projecting entities with Select

• Sweetening the syntax with syntactic sugar

• Using multiple threads with parallel LINQ

• Creating your own LINQ extension methods

• Working with LINQ to XML