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Welcome LINQ in Action is the place where you'll find everything you need to discover and understand LINQ technologies. This web site will provide you with content and links to resources about LINQ, LINQ to XML (XLINQ), LINQ to SQL (DLINQ), LINQ to DataSet, LINQ to Entities and other LINQ flavors. This is also the place where you'll find information about the LINQ in Action book.
To start with this site, you can take a look at our blogs.
Front Page News
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Today, I received a copy of LINQ im Einsatz . This is the German translation of LINQ in Action . It's now available from Amazon.de and from Hanser . Bonus: The German version is bigger than the English one. It contains chapter 14, which covers LINQ to...
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In LINQ in Action, we discuss how to add the LINQ to SQL Query visualizer into the Visual Studio 2008 environment. This tool allows you to open a window during debug time to view the TSQL that is generated from the LINQ expression tree. It also allows...
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When we wrote LINQ in Action, we took a bit of time to explain how the identity tracking system worked with LINQ to SQL to make sure that changed objects were retained when subsequent queries are requested from a data context. In a nutshell, when you...
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In May, I announced the changes related to LINQ that were included in .NET 3.5 Service Pack 1 Beta. Now that the SP1 is officially available , more changes have been announced. The originally announced changes were: The support for SQL Server 2008 The...
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If you're a tech books reader, you may have noticed that over the last few years, Manning has been publishing a lot of books (and ebooks) covering .NET. Given all the good reviews Manning books are receiving, it looks like they are not too bad... As a...
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Eggheadcafe.com readers' poll declares LINQ in Action "The best book about C# 3.0 and LINQ". The poll is still open, so feel free to give your opinion....
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At TechEd Developers 2008 in Orlando, I had the pleasure of competing in Speaker Idol. In that competition, we had the opportunity to present a topic in 5 minutes. Unfortunately, the topic I choose really needed 10 minutes to cover at the level of detail...
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One of the strengths that LINQ to SQL has over the upcoming Entity Framework is its support for POCO, or Plain Old Class Objects. With LINQ to SQL, the framework doesn't require any particular base classes, interfaces or even reliance on the 3.5 framework...
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If you're at Tech Ed Developer in Orlando, make sure to find me. If you miss me on the convention floor, I'll also be participating in Speaker Idol on Wednesday 6/4 at noon. In addition, I will be doing a book signing in the store at 1:00 on Thursday,...
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For a change, I won't post about all the positive reviews that our LINQ book received. Today, I wanted to post about a negative review that has been published recently on Amazon.com . This review is interesting because it's completely different than the...
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It seems that everyone else is chiming in on Danny Simmons' recent comparisons of the Entity Framework with other similar technologies. There are several items I wanted to address from his observations. Regarding the EF vs. LINQ to SQL, he makes two basic...
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Despite what a lot of people still believe, LINQ is not all about SQL and databases. I guess it will take time before everybody gets used to it. With his 7 tricks to simplify your programs with LINQ , Igor Ostrovsky provides great examples of small but...
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The ADO.NET team details on its blog what has changed for LINQ to SQL with the release of Visual Studio 2008 and .NET 3.5 Service Pack 1 Beta : Across the LINQ to SQL we have made numerous bug fixes, better SQL translation for queries comparing nullable...
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On page 216 of LINQ in Action , I made a comment that unmapped properties in a mapped class cannot be used in a LINQ to SQL projection. This was true with the beta bits, but only partially true with the release bits. To begin, let's consider the Author...
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LINQ in Action is doing well. We're all happy with the sales and all the reviews , on Amazon (5 stars on average) or on blogs. In fact, the book is doing so well that the publisher has to do a second printing! We didn't expect that it would happen so...
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C# 3.0 and VB.NET 9.0 introduced implicit typing. When you use anonymous types, it's required. The rest of the time, it's mostly a judgment call to decide whether to use implicitly-typed local variables or not. An interesting discussion is going on about...
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I had a blast on the Geek Speak today. If you missed it, they will have it available on demand from their blog at http://blogs.msdn.com/geekspeak/ . You can even subscribe to the audio feed using your the Zune podcasting functionality from their rss feed...
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Tomorrow, Wednesday 4/2/2008, I will be the guest speaker on the Geek Speak webcast. We will be discussing strategies for beginning to incorporate LINQ into your existing application infrastructure. In many cases, that does not mean replacing your entire...
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The two sessions I co-presented during the Microsoft TechDays in February (and all the other sessions) were recorded, and the videos are now available. This is all in French, but I plan on recording soon an English version of my session about LINQ and...
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Since our LINQ in Action book was published last month, we are lucky to receive a lot of nice feedback and comments. Steve, Jim, and I worked hard to make LINQ in Action a book that readers would enjoy. It's very encouraging to see what readers think...
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A book signing session for LINQ in Action will take place at the Monde en Tique bookstore in Paris at the end of the month. Une session de dédicaces du livre LINQ in Action est prévue au Monde en Tique à Paris le samedi 29 mars. N'hésitez pas à passer...
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I love it when projects take a life of their own. A while back, I posted my LINQ enabled Personal Web Starter Kit in VB and received several requests to provide a C# port. Thankfully, one brave soul stepped up and did the port for me. Thanks go to Stephen...
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A frequent question we get about our LINQ book is whether it's been written for C# developers only. If you think so, you're making a mistake. We cover both C# and VB.NET in the book. This is one big difference with competing books. Even if not all code...
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It's not always easy to grasp and follow what's happening when a LINQ query is executed. Well, thanks to clever code by Jon Skeet , it's now possible to see LINQ queries execute in front of your eyes! At least LINQ to Objects queries that is. See this...
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After two years of work on our LINQ book, and 10 days after the PDF ebook , here is the paper book! You can buy it directly from Manning's website to receive it immediately. It will become available on Amazon and in all the other bookstores shortly. The...
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