Time for a life sign from our Team Blog, and a very exciting one: Richard Seroter , Principal Software Architect and Microsoft MVP, has put together a comprehensive Pluralsight course on StreamInsight . Richard has been a great StreamInsight advocate...

One of our goals in version 1.2 was to improve the administrative surface of StreamInsight. The newly introduced performance counters enable you to retrieve diagnostic information and monitor health and performance in real-time. Rafael has put together...

Who knows what window output policies in StreamInsight LINQ are? Anyone? Well, you have been using them whenever you have used a window. Output policies specify the timestamps of the result of the aggregation that happens on the window. Even if you didn’t...

StreamInsight LINQ is powerful and expressive. At the same time, the learning curve for a new user can be steep, because the query operators work on a semantically basic level. This means that complex use cases need to be build bottom up, composing the...

Over at his blog , Isaac Kunen posts : One of the big features in the new version is resiliency, which helps you build highly available systems that use StreamInsight. This post gives a high-level, no-code overview of what this functionality does and...

In a previous posting , we introduced nested types as one of the new features in StreamInsight V1.2. The second improvement in the type system represents the other end of the complexity spectrum, namely the ability to use "primitive" event types, without...

One of the focus areas for us in V1.2 was the LINQ surface of StreamInsight. We have straightened out many of the kinks people complained about in previous versions and have added new features. Too many improvements for a single blog post, so today we’ll...

With the release of StreamInsight V1.2 we also updated our LINQPad driver. It is now aware of StreamInsight versions, so that a sample can fail gracefully if the required library version is not found. You can install the new driver (of update your...

The StreamInsight team is proud to announce the release of V1.2! Don’t be fooled by the minor number increment - we've made a bunch of major improvements: Resiliency against planned and unplanned downtime through checkpointing. Custom solutions...

Over the last couple of month, Rapid Addition , a leading FIX and FAST solutions provider for the financial services industry, has been working closely with the StreamInsight team to enable StreamInsight Complex Event Processing queries to receive input...

You might have heard the news from TechEd in Atlanta already: we are getting closer to the next release of Microsoft StreamInsight. It will be a minor release called StreamInsight 1.2. This release will focus on aspects that we heard loud and clear in...

If you have watched Torsten’s recent TechEd presentation , you’ll have noticed a new offspring from the StreamInsight product unit: Project Codename “Austin”, which brings StreamInsight to the Cloud. Project Codename “Austin” will make Microsoft StreamInsight...

Torsten Grabs, one of our fearless leaders, has given a well-received presentation at TechEd 2011 in Atlanta this week. He talked about the StreamInsight value proposition, its event-processing paradigm, and ran a bunch of great demos from various verticals...

StreamInsight’s LINQ query and analytics language is powerful and versatile. To ease users and developers over the inevitable initial learning curve, we know that high-quality documentation and a variety of examples are absolutely crucial. While...

Richard Seroter , a BizTalk MVP and avid StreamInsight user/developer, has just published a nice sample showing how to display StreamInsight result events in a Dashboard UI. He uses a WCF service to send events to a windows form chart control that updates...

The family of StreamInsight team bloggers has grown recently: Ming Lu from the StreamInsight test team has started publishing insightful articles on her blog about StreamInsight performance, debugger, and diagnostics troubleshooting. Ming began with a...

Microsoft and OSIsoft have a long-standing partnership that includes a number of collaborations. One that is especially relevant for StreamInsight is their development of input and output adapters for the OSIsoft PI System. It enables PI users to seamlessly...

We are pleased to announce that StreamInsight v1.1 is now available for automatic download and install via Microsoft Update globally. In order to enable agile deployment of StreamInsight solutions, you have asked of us a steady cadence of releases with...

Have you heard about IObservable/IObserver support in Microsoft StreamInsight 1.1? Then you probably want to try it out. If this is your first incursion into the IObservable/IObserver pattern, this blog post is for you! StreamInsight 1.1 introduced...

This has been tweeted all over the place, but we still want to give it proper attention here in our blog: SSIS (SQL Server Integration Service) is widely used by today’s customers to transform data from different sources and load into a SQL Server data...

Three weeks ago, we explained the basic concept of windows in StreamInsight: defining sets of events that serve as arguments for set-based operations, like aggregations. Today, we want to discuss the so-called Hopping Windows and compare them with Snapshot...

[Update: Added Badrish] As a faithful reader of the StreamInsight Team Blog, you probably know that there exist other blogs by members of the team – we’d like to plug them here once again. The following personal blogs contain lots of technical, detailed...

Joseph Albahari's LINQPad has become an indispensable tool for many of us on the StreamInsight team. It allows you to quickly design, test and visualize results for LINQ queries. We've now developed a dedicated LINQPad driver for StreamInsight with Joe...

If you start learning how to write StreamInsight queries, most likely one of the first concepts you come across are windows. In this article, we’d like to shed some light on the usage of windows, hoping to provide a better understanding for the...

A subset of the team went to Berlin two weeks ago to talk about StreamInsight at TechEd EMEA 2010. We had a great time in a great city, and got a lot of interest for StreamInsight at the SQL Server booth. All sessions were recorded and are available to...