Hi Srinath,
On Fri, Oct 11, 2013 at 10:21 AM, Srinath Perera <[email protected]> wrote: > 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. > My understanding is by aliasing a stream, my execution plan would get a new stream not a reference. Am I wrong? > 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 > -- Thanks & regards, Nirmal Senior Software Engineer- Platform Technologies Team, WSO2 Inc. Mobile: +94715779733 Blog: http://nirmalfdo.blogspot.com/
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