I am really interested in Complex Event Processing and have been looking at Esper. However my company has an anti-GPL stance and I was wondering if there are non-GPL alternatives out there un...

I want to learn more on how to build CEP based applications. So I looked around and found several products (overview found here: http://rulecore.com/CEPblog/?page_id=47). But as there are quite a ...

I have a stream of discrete events coming into my system and I need to apply rules based on the content of each event. Also, I want to apply complex event processing on these stream events. Constr...

I've been looking at Esper (and Storm) for stream processing.. Esper seems to do exactly what I want.. i.e. roling means, medians, complex queries, etc... but one thing has me wondering. How would...