ADO.NET Data Services for Silverlight 3 Update CTP3 now available for download

A few weeks back, we announced our Data Services update to .NET 3.5 SP1. That release introduced many new features. We are now releasing the Silverlight counterpart, ADO.NET Data Services for Silverlight 3 Update CTP3. This CTP updates our Silverlight client assembly to make use of the new features. This release is just a CTP… Read more

Compatibility Note: SharePoint 2010 Beta & Data Services Update

If you want to try out Data Services with the SharePoint 2010 Beta today you have to use CTP2 of Data Services v1.5, because unfortunately the Data Service RTM version, aka the Data Services Update for .NET 3.5 SP1 is incompatible with the SharePoint 2010 Beta. This is a point in time issue – when… Read more

Getting Started with the Data Service Update for .NET 3.5 SP1 – Part 2

In Part 1 we created a Data Service that exposes V2 of the OData Protocol, in this post we will create a WPF application to consume our Data Service. Walkthrough: Step 1 – Update Code Generation Settings: The Data Services Update is basically a patch to .NET 3.5 SP1, so it can’t break existing projects,… Read more

Getting Started with the Data Services Update for .NET 3.5 SP1 – Part 1

Yesterday we released the Data Services Update for .NET 3.5 SP1 that basically brings the functionality available in .NET 4.0 to .NET 3.5 too. To help you get started with the Update, in this post we will: Install the Update Create a database. Create a Web Application containing: An Entity Data Model (EDM) to expose… Read more

Introducing the Microsoft Open Data Protocol Visualizer (CTP1)

1. IntroductionThe Open Data Protocol Visualizer for Visual Studio CTP1 (“the visualizer”) is a extension that provides a read-only visualization of the types, properties, associations, and other objects in the Entity Data Model (EDM) returned from an Open Data Protocol’s metadata endpoint (this document assumes basic familiarity with the EDM). For instructions on how to create a… Read more

Breaking Down ‘Data Silos’ – The Open Data Protocol (OData)

A few weeks ago we posted about steps we’ve been taking to enable a wide range of data sources (DB, SharePoint, Reports, Cloud storage services, etc) to expose their data for programmatic access from any platform (Java, PHP, Silverlight, .NET, AJAX, etc) using a simple HTTP/AtomPub based protocol as the means of communication.  Our exploration… Read more

Simplifying our n-tier development platform: making 3 things 1 thing

As you’ve probably observed, we’ve been working hard over the past year or so to grow our application stacks to better support the types of applications (Silverlight, rich desktop, AJAX, etc) and services (SOAP, REST, etc) that are required to build modern, robust solutions.  At present, a few of the technologies we have to help… Read more

Enabling X-Domain access to your Data Services

In the Astoria V1.5 CTP2 release, we introduced support for X-Domain and Out Of Browser access to Data Services in our Silverlight client library. This blog post talks about how to enable Cross-Domain access to Data Services from the Silverlight client library. I am a Service author, How do I enable X-Domain access to Data… Read more

Using Data Services over SharePoint 2010 – Part 2 – CRUD

In part 1 you learned how to get SharePoint 2010 and Astoria working together, how to add a Service Reference to your Client Application and how to do a basic insert. In this installment you will see full CRUD, so you’ll learn how to do queries, data binding, updates and deletes. The Problem: In part… Read more

Using Data Services over SharePoint 2010 – Part 1 – Getting Started

ADO.NET Data Services 1.5 and SharePoint 2010 allow developers to write applications against SharePoint Lists using the familiar Data Services Client programming model. Setup The SharePoint 2010 beta will become generally available in November. In order to use Data Services with SharePoint 2010 Beta, ADO.NET Data Services 1.5 must be installed on your server, ideally… Read more