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Some of the best blogs on LINQ to SQL I found are available for great learning, Scott Guthrie The Famous LINQ TO SQL Series Part 1: Using LINQ to SQL Part 2: Defining our Data Model Classes Part 3: Querying our Database Part 4: Updating our Database Part
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C# 3.0’s Anonymous Type is a cool feature and it allows us to create object and collection of no type. Actually the type does not exist but on the fly you can create object out of that type. Let’s say you need to create some object which will have two
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During the demonstration I have noticed that two major methods of DataContext has changed from Beta 1 to Beta 2. First one, is the new name for the class DataShape(). Now there is no class called DataShape() but we have DataLoadOptions(). var loadOption
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When we work with relational database and especially when with larger data we generally go for custom paging. This allows us to create superfast application. The simple logic for paged query is like, Let’s suppose you have 100 rows. Now you want to get
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Now if you type prop and hit "tab" twice, this will bring the Automatic property not the conventional property declaration. This is my new finding. Namoskar!!!
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Experiment and learn new concept of LINQ. This is just an exe which requires no extra installation. Pre-requisites Install just .NET Framework 3.5 (minimal impact) Install Visual C# 2008 Express Install the full Visual Studio 2008 Download http://www.albahari.com/LINQPad.exe
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LINQ to SQL uses optimistic concurrency be default. LINQ to SQL is pure in memory operation, because you normally get the data from database and store them in .NET memory and perform some pure in memory update to those objects and finally when you are
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Channel 9 video at http://channel9.msdn.com/showpost.aspx?postid=329443 Namoskar!!!
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I am using Visual Studio 2008 Beta 2 Namoskar!!!
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The 507 page specification is available at MSDN. Download from http://download.microsoft.com/download/3/8/8/388e7205-bc10-4226-b2a8-75351c669b09/CSharp%20Language%20Specification.doc Namoskar!!!
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Choose the one you want Visual Studio 2008 Standard Edition Beta 2 Visual Studio 2008 Professional Edition Beta 2 Visual Studio Team System 2008 - Team Suite Beta 2 Visual Studio Team System 2008 - Team Foundation Server Beta 2 Visual Studio Team System
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LINQ: .NET Language Integrated Query By Don Box, Anders Hejlsberg LINQ to SQL: .NET Language-Integrated Query for Relational Data By Dinesh Kulkarni , Luca Bolognese, Matt Warren , Anders Hejlsberg , Kit George .NET Language-Integrated Query for XML Data
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LINQ to SQL is pure Object Relational Model introduced by Microsoft. It used mapping mechanism to represent Relational Components Object Component Table Class Column Property Foreign-key relationship Association It gets the user input through this object
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LINQ to SQL executes or generated SQL statement only when you run a foreach statement or you perform to ToList() method to it. If you need to display the output multiple times without executing the real database query, you can store them in memory. This
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LINQ to SQL has support for both deferred and immediate loading. By default it supports deferred loading but you can configure your code to load the data immediately. Let’s consider the Northwind database. As we know the there are two tables Customer
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