Using Geospatial Data

This CTP of WCF Data Services adds support for geospatial data. The release allows use of all of the OData geospatial data types and the geo.distance() canonical function. This enables two key scenarios: Read and write geospatial data (all types supported by Sql Server 2008 R2). Find all entities (i.e. coffee shops) near a location….


Actions in WCF Data Services

“Actions will provide a way to inject behaviors into an otherwise data-centric model without confusing the data aspects of the model, while still staying true to the resource oriented underpinnings of OData." The October 2011 CTP of WCF Data Services adds powerful, but incomplete support for Actions. The motivation behind Actions stems from wanting to…


Introducing the OData Library

  This blog talks about a new feature delivered in the WCF Data Services October CTP that can be downloaded here. WCF Data Services’ latest CTP includes a new stand-alone library for working directly with OData. The library makes public some underpinnings of WCF Data Services (the server and client library), and we made this…


Vocabularies in WCF Data Services

Update (6/4/2012): This post is updated to reflect the few changes that were made to the vocabularies in OData v3 and the vocabularies feature in WCF Data Services 5.0. Please download the WCF Data Services 5.0 from the download center to follow along the code samples below. One new feature in WCF Data Services  is…


Announcing WCF Data Services Oct 2011 CTP for .NET 4 and Silverlight 4

    I’m very excited to announce the release of the October 2011 CTP of the next version of WCF Data Services libraries. This release includes libraries for .NET 4 and Silverlight 4 with new client and server features in addition to those included in our last October 2010, March 2011 and June 2011 CTPs….


OData Compression in Windows Phone 7.5 (Mango)

  One of the most frequently requested features for OData is payload compression. We have added two events to DataServiceContext in the OData phone client included in the Windows Phone SDK 7.1 that enables you to work with compressed payloads: WritingRequest – occurs immediately before a request is sent ReadingResponse – occurs immediately after a…


Updated Item Templates for Microsoft Visual Studio 11 Express for Windows Developer Preview

Microsoft recently released the developer preview of the next version Windows as well as a developer preview of Visual Studio 11 for building apps on the new version of Windows. Some of you may have noticed that the “New Item” template for creating a WCF Data Services isn’t working correctly (this is pre-release “preview” software…


Update to the OData Library Available on CodePlex and NuGet

We have just released a new drop of ODataLib and EdmLib on CodePlex as a shared source project. ODataLib is a library used for advanced OData serialization and deserialization scenarios, and EdmLib is a library used to manipulate entity data models. We invite you to download the code and test it out – this is…


Announcing WCF Data Services June 2011 CTP for .NET4 & SL4

Today we are releasing June CTP of the next version of the WCF Data Services libraries targeting.NET 4 and Silverlight 4.  Based on broad community feedback, in addition to features shipped as part of Oct 2010 CTP1, I’m happy to announce that this release includes two of the top three requested features by WCF Data…


datajs V1 Now Available

Over the last few months, we have been hard at work on the datajs library, releasing four preview versions and working with web developers to fine-tune the library. Today, we’re proud to announce that the first version of datajs is now available for download. What does it do? datajs is a JavaScript library for web…