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Questions tagged [streaminsight]

StreamInsight is a Complex Event Processing (CEP) product by Microsoft. It is meant to be run self-managed servers, in contrast to "Austin" which is the Azure-hosted version of the same product.

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How to track Changes in StreamInSight?

In my project i need to track newly inserted rows in database table. And give those rows to .net application for processing.I went through StremInSight, it suits correctly.So What i want to know is are there any options to capture changes in…
Siddharood
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StreamInsight 2.1 adapter to observer

I've been trying to implement the following adapter to connect StreamInsight with BizTalk: http://seroter.wordpress.com/2010/07/09/sending-streaminsight-events-to-biztalk-through-new-web-soaprest-adapter/#comment-11635 At the end he does the…
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Sharing InputAdapter among many Queries

I am working on a StreamInsight application using StreamInsight 2.1. The input adapter will be a live stock data stream with thousands of events per second. I want to run multiple independent queries using the same data stream and be able to add…
timothymcgrath
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StreamInsight complex query with filter on HoppingWindow

I'm trying out StreamInsight and I came across a problem with a query I need. I'm trying to throw a warning if there are several changes in my measured values (of up to 20% change) in the last 30 minutes. This is the query I came up with for now but…
hhoud
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StreamInsight Wcf Sample with resiliency

I'm getting to know StreamInsight (v2.1!) and started working on an application based on the WCF Sample from the StreamInsight Team. Now I would like to add resilience and monitoring to that application but can't figure out how. I've tried following…
hhoud
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CEPStream delay and on event end

Suppose I have an interval event with a known end time, is there a way to fire off another event, before the said interval event expires. The purpose of this is that at that point I need to do an aggregate. Alternatively is there a way to do a query…
Alwyn
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Streaminsight user defined functions limitation

What are the limitation of stream insight user defined functions? Does the object need to be serializable? Can it call external (remote) services? If so these look to be very - very - very powerful!
Alwyn
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Qbservable implementation

Does anyone know of a good implementation of this? I want to do CEP, but using StreamInsight is somewhat expensive to put it mildly. The licensing cost alone is rather burdensome. Is there a reactive framework implementing Qbservable alternative…
Alwyn
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StreamInsight query based on holding period

I have an event stream which contains the values for some variables. The values change every second. Each variable has high limit, low limit and a threshold period defined. For example, say Variable1 has high limit = 95, low limit = 5 and threshold…
Jayanta Dey
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Using the Microsoft StreamInsight Event Flow Debugger with an In-Process Host

I'm trying connect to an in-process StreamInsight host running in Visual Studio (as opposed to the windows service version) using the Event Flow Debugger tool, and I have been unsuccessful. Does anyone have experience with this? I'm looking at the…
Dave Morris
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Creating Input Adapter using Microsoft StreamInsight for watching folder for Files

I need to write a StreamInsight Input Adapter using sqlDependency for watching table. Actually by using SqlDependency we can notify about new rows inserted to the table. so we are planning to implement these using Streaminsight Complex Event…
sandeep
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How make use of StreamInsight to watch Table for any changes

I have started learning CEP recently. I'm planning to implement these StreamInsigh CEP in my project My application is like this: I need to write an application to watch Table for newly inserted rows.Need to do operations on these new rows. Can we…
sandeep
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streaminsight - network data source - push manner

I want to implement an Input Adapter in a StreamInsight app, that gets events from the network, given ip:port (more details here: http://social.technet.microsoft.com/Forums/en-US/streaminsight/thread/e7bcc2c4-45b8-4225-836a-102fd3be437b). The…
laailalalaa
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How do you express a one event followed by another query in StreamInsight?

Scouring the StreamInsight documentation, it seems that it should be possible to express a query of the form 'for a given event stream, generate output when event A is followed by event B', but I can't see how to express this as a LINQ query, nor…
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StreamInsight Query - Hopping Window Help

I want to send a window of payloads to my output adapter. I need all of them to go to my output adapter at the same time, and not one by one. So, so far I have: var filteredCepStream = (from window in cepStream.HoppingWindow( …
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