But if you send a event via the network to a stream, all alias registered against the stream receives the event.
--Srinath On Fri, Oct 11, 2013 at 10:26 AM, Nirmal Fernando <nir...@wso2.com> wrote: > Hi Srinath, > > > On Fri, Oct 11, 2013 at 10:21 AM, Srinath Perera <srin...@wso2.com> 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 <nir...@wso2.com>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 <nir...@wso2.com>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/ > > -- ============================ 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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