Hi Nirmal,

I think we create an Siddhi engine per execution plan

But incoming and outgoing streams are shared. If you send an event to a
stream from outside, all execution plans that use the same stream receives
the event.

Srinath


On Fri, Oct 11, 2013 at 10:02 AM, Nirmal Fernando <[email protected]> wrote:

> I know this is a somewhat serious claim and I'll be more than happy, if
> someone can prove me wrong :)
>
>
> On Fri, Oct 11, 2013 at 9:52 AM, Nirmal Fernando <[email protected]> wrote:
>
>> Hi All,
>>
>> I expected them to be mutually exclusive in the sense one change done by
>> one execution plan, should not affect any other execution plan (If they are
>> not intentionally doing that - eg: acting based on a stream, updated by one
>> execution plan is an example for intentionally having some correlation).
>>
>> In my scenario, I have two execution plans and both are using the same
>> input stream with different aliases (eg: inputstream as A and inputStream
>> as B). In one of my execution plans, I've added some data that is not
>> compliance with original input stream definition (add a double instead of
>> int) and I happened to see that my other execution plan get triggered and
>> started to parse this malformed stream and failed (query has avg operation,
>> and since AvgOutputAggregator is expecting an integer but receiving a
>> double).
>>
>>
>> --
>>
>> Thanks & regards,
>> Nirmal
>>
>> Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
>> Mobile: +94715779733
>> Blog: http://nirmalfdo.blogspot.com/
>>
>>
>
>
> --
>
> Thanks & regards,
> Nirmal
>
> Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
> Mobile: +94715779733
> Blog: http://nirmalfdo.blogspot.com/
>
>


-- 
============================
Srinath Perera, Ph.D.
  Director, Research, WSO2 Inc.
  Visiting Faculty, University of Moratuwa
  Member, Apache Software Foundation
  Research Scientist, Lanka Software Foundation
  Blog: http://srinathsview.blogspot.com/
  Photos: http://www.flickr.com/photos/hemapani/
   Phone: 0772360902
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