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UPDATE: This post was updated on May 29th 2013 to reflect changes to simplify the SelectExpandClause...
Date: 05/10/2013
Next week we will release an official RC of the Microsoft ASP.NET WebAPI OData assembly. This marks...
Date: 12/07/2012
Background and Plans For a while now we’ve been shipping an early pre-release version of an...
Date: 12/06/2012
Since my last set of blog posts on OData support in WebAPI (see parts 1 & 2) we’ve been busy...
Date: 11/02/2012
The recent preview release of OData support in Web API is very exciting (see the new nuget package...
Date: 08/20/2012
I love the Actions feature in OData – which is hardly surprising given I was one of its...
Date: 02/03/2012
In my last post I blithely said 'This is where judgment comes in...'. Unfortunately judgment isn't...
Date: 06/06/2011
For a while now I've been thinking that the best way to get better at API & protocol design is...
Date: 06/03/2011
If you didn't get to TechEd - no problem - videos of all the sessions are available here. Including...
Date: 06/12/2010
Yesterday I promised to share all the code from my Best Practices – Creating an OData Service...
Date: 06/10/2010
Background info: This post builds on Parts 1 thru 8 which teach you how to create a typed Data...
Date: 03/02/2010
Over the last couple of years I’ve found myself in lots of situations where I’ve wanted to get...
Date: 03/01/2010
In parts 1 thru 7 we made a Read / Write typed data service provider, although it was a little...
Date: 02/23/2010
There are many good arguments for hiding away the lower layers in your stack – essentially the...
Date: 02/22/2010
Background: While writing the update post in my Data Service Provider series I ended up writing this...
Date: 02/13/2010
If you are trying to use POCO classes in EF 4.0, it is relatively easy to run into problems with the...
Date: 02/11/2010
In Parts 1 thru 6 we created a custom Read/Only provider over an in memory list of Products. Now...
Date: 02/11/2010
By default when you add a Data Service Service Reference you get automatic code-generation, which...
Date: 01/27/2010
In Tip 45 I showed you how to build a connection string at runtime, which is pretty nifty. The...
Date: 01/26/2010
Whenever I find myself implementing a series of interfaces to plug into a framework or server, I...
Date: 01/25/2010
In Part 4 of our series showing how to implement a Custom Data Service Provider we hooked up an...
Date: 01/19/2010
Recently I’ve been spending some of my time playing with JQuery. And because Data Services can...
Date: 01/18/2010
This is Part 4 of my ongoing series of posts showing how to create an Custom Data Service Provider....
Date: 01/14/2010
UPDATE: I’ve made a few updates to the code / write-up to reflect refactors I’ve made as I’ve...
Date: 01/07/2010
Introduction Data Services sits above a Data Service Provider, which is responsible for interacting...
Date: 01/07/2010
To create a read-only Data Service Provider (or DSP) you need to implement two Data Services...
Date: 01/07/2010
One of the the coolest things about Data Services is its provider model. Any data-source can be...
Date: 01/04/2010
I’ve been playing around with creating a custom Astoria Data Service Provider, aka DSP, for a while...
Date: 12/11/2009
Every wonder if you can host an Astoria Data Service in WCF? Well turns out the answer is yes, in...
Date: 12/10/2009
Problem: Take this code: Category oldCategory = ctx.Categories .Include("Products") .First(c =>...
Date: 12/01/2009
This time a real simple one prompted by this question on StackOverflow. Problem: If you tell the...
Date: 11/29/2009
Background By default the Entity Framework embeds its metadata inside your assembly as a resource....
Date: 11/29/2009
I recently did a crash course in Data Services and OData. While doing so I realized my notes might...
Date: 11/18/2009
Problem: When writing code against a Data Service, like say SharePoint, the client application must...
Date: 11/13/2009
Daniel Wertheim left a couple of comments on Tip 42, that point to a series of posts he has written...
Date: 11/13/2009
Background: When we give examples of how to use Code-Only we always start with a strongly typed...
Date: 11/09/2009
Problem: Imagine that you have these entities public class Product { public int ID { get; set; }...
Date: 11/07/2009
Scenario: In EF 4 we have FK relationships, available for the first time in .NET 4.0 Beta 2, so it...
Date: 11/01/2009
The normal way that you create an ADO.NET Data Services (aka Astoria) Service is by creating a class...
Date: 10/14/2009
There have been lots of posts on the EFDesign blog talking about how the features in Code Only have...
Date: 10/13/2009
Problem Someone asked how to do a Conditional Include a couple of days ago on StackOverflow. They...
Date: 10/12/2009
I had an interesting in passing conversation with someone today about tagging file systems… which...
Date: 10/09/2009
While writing my tips series and writing EF controllers for MVC I found that I regularly wanted to...
Date: 09/23/2009
If you write a LINQ to Entities query like this: var results = from c in...
Date: 09/17/2009
UPDATE: thanks Zeeshan for pointing out that by default only non-nullable columns end up in the key...
Date: 09/01/2009
Imagine that in your database you have a cascade delete on an FK relationship. Something like this:...
Date: 08/18/2009
We recently released a CTP that extends EF 4 Beta 1 which included Code Only. You can read more...
Date: 08/11/2009