Visual C#
 LINQ

LINQ

LINQ is a set of extensions to the .NET Framework that encompass language-integrated query, set, and transform operations. It extends C# and Visual Basic with native language syntax for queries and provides class libraries to take advantage of these capabilities.

Featured Information

Essential LINQ (Microsoft .NET Development Series)

LINQ is one of Microsoft’s most exciting, powerful new development technologies. Essential LINQ is the first LINQ book written by leading members of Microsoft’s LINQ and C# teams.

LINQ to XML

LINQ to XML was developed with Language-Integrated Query over XML in mind and takes advantage of standard query operators and adds query extensions specific to XML.

Information

Downloads

Full Visual Studio 2008: 90-Day Trial

Videos

Future Directions for Data Programming in Visual Basic

Join Paul Vick and Amanda Silver as they discuss some of the features coming in Visual Basic 9.0.

Using Visual Basic as a Dynamic Programming Language

Paul Vick and Erik Meijer talk about the dynamic aspects of programming in Visual Basic, both in Visual Basic 2005 and Visual Basic 9.0.

C# 3.0 Language Enhancements in Action

See the changes proposed to C# 3.0 in action. This video showcases implicit variable declaration, extension methods and lambda expressions. This presentation is based on an earlier release of the Microsoft Visual Studio Code Name “Orcas” C# LINQ CTP.  

C# 3.0 LINQ in Action

This video showcases the use of The LINQ Project with C# 3.0. In this video, LINQ is used to query in-memory data stores. This presentation is based on an earlier release of the Microsoft Visual Studio Code Name “Orcas” C# LINQ CTP.

C# 3.0 XLinq in Action

This video showcases the use of The LINQ Project with C# 3.0. In this video, LINQ is used to query XML files. This presentation is based on an earlier release of the Microsoft Visual Studio Code Name “Orcas” C# LINQ CTP.  

C# 3.0 DLinq in Action

This video showcases the use of The LINQ Project with C# 3.0. In this video, LINQ is used to query relational databases. This presentation is based on an earlier release of the Microsoft Visual Studio Code Name “Orcas” C# LINQ CTP.

Hands-on Labs

Visual Basic 9.0 Specific Information

Overview of Visual Basic 9.0

Read about the proposed changes to Visual Basic.

Visual Basic LINQ Samples
Visual Basic 9.0 Language Specification

Download and read the full Visual Basic 9.0 Language Specification.

Visual C# 3.0 Specific Information

C# 3.0 Language Specification

Read about the proposed changes to the C# language.

Forums

The LINQ Project General Forum

Ask questions about the LINQ Project. The LINQ Project delivers Language Integrated Query (LINQ) for objects, relational, XML, and other forms of data.

Recent Posts

LINQ Forum RSS Feed

Is This Linq Abuse?
We have started to use Linq a lot with our different develo... altro
LINQ and VB - Average Daily Usage
Hello,My task is to caculate and display the average daily u... altro
Use Linq on SQL database table for Category and Subcategory
How do I get the follwoing resuts using Linq?Account_ID   Ac... altro
an item with the same key has already been added
an item with the same key has already been added
User-defined Functions (UDF) with Dynamic LINQ to Sql?
Hello, i would like to call a user-defined functions (UDF)... altro

LINQ Bloggers

Paul Vick

Paul Vick RSS Feed

“Oslo” has a May 2009 CTP…
In case you missed it, we pushed out a new CTP this week of “Oslo”. You can get it at the Oslo Developer Center. New stuff includes: The "Quadrant... altro

The Visual Basic Team

Visual Basic Team RSS Feed

I'm A VB!
Who’s the “typical VB.NET developer”? Is there one? There are millions of VB.NET developers in the world, and they each have their own unique story. W... altro

Dinesh Kulkarni

Dinesh Kulkarni RSS Feed

.NET RIA Services Resources (for March 2009 Preview)
Some of it is covered in my previous post and on Silverlight.net but here is a summary: Bits (prereq: Visual Studio 2008 SP1, Silverlight 3 beta tool... altro

Matt Warren

Matt Warren RSS Feed

Building a LINQ IQueryable provider - Part XV (IQToolkit v0.15)
This is the fifteenth in a series of posts on how to build a LINQ IQueryable provider. If you have not read the previous posts you might try searching... altro

The XML Team

The XML Team RSS Feed

Understanding XML Schema Sets in the XSD Designer
We have recently blogged about the new XML Schema Designer and the various views over schemas offered by it. We visit here the concept of schema sets,... altro

LINQ over DataSet Team

LINQ over DataSet Team

Peter Qian and row count
Peter Qian, the newest member of the ADO.NET Data Services, now has his own blog. In his initial post, Peter talks about the row count feature we inc... altro

More...

LINQ in the News

These articles provide a historical overview of LINQ, reasons behind its development, and details the benefits and features LINQ offers to developers.
Looking to LINQ

Will Microsoft's Language Integrated Query transform programmatic data access?

Tracking Orcas

The new Visual Studio preview offers functionality with LINQ, AJAX and .NET Framework 3.5.
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