InfoQ Homepage LINQ Content on InfoQ
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A Look inside LINQ
Writing LINQ Providers will become an essential skill for framework developers over the coming years. In the future all .NET libraries that expose a data store will be expected to have LINQ support, and with the recent release of .NET 3.5, the clock has started ticking.
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Post-VS 2008-Technology: LINQ to XSD and LINQ to Stored XML
Today, Shyam Pather, Principal Development Lead on the Data Programmability Team at Microsoft, is giving a presentation on LINQ to XML: Visual Studio 2008, Silverlight, and Beyond at the XML 2007 Conference in Boston. He talks about the current and future technologies surrounding LINQ to XML.
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The Dark Side of Closures
Closures are not a new concept and in LINQ have proven to be incredibly useful. But they do have a dark side when used to break encapsulation. When two seemingly independent functions are tied together, unexpected results can occur.
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Abstracting Data Query in Ruby with Ambition Ambition
The .NET community is familiar with the general purpose query facilities added to the .NET Framework by the project LINQ. Ruby was missing such an abstraction layer. Chris Wanstrath brings his own solution: Ambition.
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Quaere: LINQ Arrives for Java
Anders Noras introduced the Quaere library, billed as LINQ for Java, last week at JavaZone. Quaere is a DSL providing query functionality against any structure implementing Iterable or its Queryable interface.
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More on Parallel LINQ
MSDN Magazine has spilled the beans on Parallel LINQ. Parallel LINQ, also known as PLINQ, is a set of LINQ extensions that hide the dirty work of distributing LINQ queries across multiple cores.
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LINQ Aggregates in VB and C#
An aggregate is a function that takes a collection of values and returns a scalar value. Examples from T-SQL include min, max, and sum. Both VB and C# have support for aggregates, but in very different ways.
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Brian Beckman and Erik Meijer of MSR on Tesla
The project code-named TESLA in Microsoft Research is being spearheaded by Brian Beckman and Erik Meijer. LINQ is the first released technology aimed at democratizing the Internet coming from Microsoft. From Monoids to LINQ, Brian and Erik provide insight into the future of the .NET Framework languages at Microsoft and how they plan to change the Cloud as we know it today.
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CodeSmith's PLINQO: Replace & Extend LINQ to SQL
CodeSmith released Professional LINQ to Objects, a set of templates to be used with CodeSmith and Visual Studio 2008 that supplement Microsoft's upcoming LINQ to SQL and have many great features including the ability ot generate or update a LINQ to SQL dbml file from a db schema, generation of LINQ to SQL entity manager & entity classes as well as the DataContext class.
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Do You Need a Data Layer?
With LINQ nearing release, the need for a separate data access layer needs to be reevaluated. Is it still an essential part of an application's design? Or has it become an appendix of the past?
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The Curious Nature of Transactions in ADO.NET and LINQ
Transactions in LINQ rely on TransactionScope, a .NET 2.0 class that uses a distinctly non-OO design pattern that relies on gloabls.
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Open Source LINQ to SQL Debugger
Scott Guthrie has posted an article on the LINQ to SQL debugger features along with the source code for the debugger. Among these is the ability to see the raw SQL generated by the query. Equally interesting is the ability to execute the query with one click, the results being displayed in standard grid.
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Presentation: Erik Meijers on Democratizing the Cloud
As the Dutch artist MC Escher once said "Only those who attempt the absurd will achieve the impossible". At Microsoft, Erik Meijers is trying to stretch .NET to cover the Cloud such that developers can incrementally and seamlessly design, develop, and debug complex distributed applications using your favorite existing and unmodified .NET compiler and deploy these applications anywhere.
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CodeSmith 4.1.1 supports Visual Studio 2008 Beta 2
CodeSmith is a template-based code generator that automatically generates high level code (C#, VB.NET, ...). The current release features LINQ to SQL templates and supports Visual Studio 2008 Beta 2.
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Using LINQ to XML Instead of XSLT for Transformations
Transforming XML from one format to another is a common task for many developers. To do this, most of them leave the confines of their general purpose language and make calls to an XSLT library. But what if they didn't have to? With LINQ to XML, it now becomes much easier to manipulate XML using C# and VB. Eric White describes how one can perform XSLT style transformations using C# 3.0.