Ian Cooper [MVP]

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• Showing some support for LINQ to SQL

  While I have finished my series on LINQ to SQL I wanted to talk about some of the reaction. In his summary post of 30 June Roger Jennings mentions his concerns that because the SQL Server Data Programmability group, who are bringing us Entity Framework... Posted Jul 02 2008, 07:57 AM by Ian Cooper with | with 28 comment(s) Filed under: LINQ

• Architecting Linq to SQL, part 10

  Previously: Architecting Linq to SQL, part 9 End of the line This is intended to be the last part in this series and I wanted to take the opportunity to talk about a number of related if diverse topics. I would like to look at what I would like to see... Posted Jul 01 2008, 01:40 PM by Ian Cooper with | with 20 comment(s) Filed under: Architecture, LINQ, Object-Orientation, ORM

• Architecting LINQ To SQL part 9

  Previously: Architecting LINQ To SQL part 8 LINQ To SQL with N-Tier: Why is there pain? People tend to experience pain using LINQ in N-Tier scenarios because they are trying to pass entities between layers. You can find some examples of this complaint... Posted Jun 28 2008, 10:29 PM by Ian Cooper with | with 13 comment(s) Filed under: Architecture, LINQ

• Architecting LINQ To SQL Applications, part 8

  Previously: Architecting LINQ To SQL Applications, part 7 Tiers A layer, such as we discussed Part 2 , in is not a tier. A layer is a logical unit of division; a tier is a physical unit of division. The two need not be the same. Software may be layered... Posted Apr 06 2008, 07:58 PM by Ian Cooper with | with 20 comment(s) Filed under: Architecture, LINQ, Object-Orientation

• Architecting LINQ To SQL Applications, part 7

  Previously: Architecting LINQ To SQL Applications, part 6 The topic of managing entity lifetimes is an important one as many of the issues that people have when using an ORM for the first time relate to a lack of understanding of how an ORM manages objects... Posted Mar 09 2008, 07:55 PM by Ian Cooper with | with 14 comment(s) Filed under: Featured, LINQ

• Architecting LINQ To SQL Applications, part 6

  Previous : Architecting LINQ To SQL Applications, part 5 Mapping with XML files instead of Attributes Greg Young pointed out in the comments to the last post that using attributes can clutter your domain objects. Although it is simpler to show attributes... Posted Mar 09 2008, 07:01 PM by Ian Cooper with | with 11 comment(s) Filed under: LINQ

• Architecting LINQ To SQL Applications, part 5

  Let's return to the series on how to architect applications that use LINQ To SQL. First of all, for those you who missed it, a summary of where we have been: Part 1, Introduction Part 2, Layered Architectures Part 3, DAOs and Repositories Part 4,... Posted Feb 17 2008, 05:35 PM by Ian Cooper with | with 19 comment(s) Filed under: Stubs, TDD, Featured, LINQ, Mocks

• Architecting LINQ to SQL applications, part 4

  Dynamic Queries One question that arises from time to time is: how do I do dynamic queries in LINQ. The problem usually stems from allowing the users to generate search criteria, perhaps through a filter for a list for example. Because we cannot predict... Posted Dec 04 2007, 11:33 PM by Ian Cooper with | with 23 comment(s) Filed under: Featured, LINQ

• Architecting LINQ to SQL applications, part 3

  DAOs and Repositories One of the concerns we want to separate our domain from, is how we persist the domain model. The domain should not need to where: file, database, service etc. or how. In the specific context of an RDBMS, because we do not want the... Posted Dec 02 2007, 11:31 PM by Ian Cooper with | with 16 comment(s) Filed under: LINQ, TDD

• Architecting LINQ to SQL applications, part 2

  What is LINQ? LINQ stands for Language Integrated Query and is a DSL within C# for querying data. It is implemented by language extensions to C# 3.0. It allows us to concisely express queries against our collections of data. LINQ comes in a variety of... Posted Nov 30 2007, 11:06 PM by Ian Cooper with | with 10 comment(s) Filed under: Featured, LINQ

• Architecting LINQ to SQL applications, part 1

  Architecture for LINQ to SQL People are beginning to ask questions about how to architect applications that use LINQ. It is important to remember that LINQ is both a set of language features and a set of additions to the framework. While there are no... Posted Nov 29 2007, 11:02 PM by Ian Cooper with | with 11 comment(s) Filed under: LINQ