ah sorry :)

--Srinath


On Thu, Jul 25, 2013 at 5:40 PM, Anjana Fernando <[email protected]> wrote:

> Hi Srinath,
>
> I think we got the term "ordering" confused here :) .. I wasn't really
> talking about temporal ordering of the events there (I think we can ignore
> that for the initial version of search) .. I was mentioning how we properly
> give the ordering of the conditions there .. as in the "and", "or"
> operators .. like we can say "A and B or C", where by usual operator
> precedence it'll be (A and B) or C .. but we may also want to give
> something like "A and (B or C)" .. I was just mentioning the syntax we will
> need to show the mentioned behavior, we can't do it in a simple way in an
> UI.
>
> Cheers,
> Anjana.
>
>
> On Thu, Jul 25, 2013 at 5:27 PM, Srinath Perera <[email protected]> wrote:
>
>> Hi Anjana,
>>
>> For example, stream1.prop1="1" -> stream2.prop1="1" to show the ordering
>> (note the arrow).
>>
>> Actually, this is the CEP event pattern format (
>> http://wso2.com/library/articles/2013/06/understanding-siddhi-powers-wso2-cep-2x,
>> see sequence).
>> IMHO, if we need to show temporal ordering, CEP has the format. May be
>> there is room to improve, but in which case we fix both.
>>
>> Sinthuja, the model we give to end users is EventStreams. IMHO, it is
>> best to let him search thinking event steam instead of row Cassandra.
>>
>> --Srinath
>>
>>
>>
>>
>>
>> On Thu, Jul 25, 2013 at 4:30 PM, Anjana Fernando <[email protected]> wrote:
>>
>>> Hi,
>>>
>>> In the search, the part where we give the conditions, this approach
>>> doesn't handle the ordering of the conditions, like (stream1.prop1="1" or
>>> stream2.prop2="2") and (stream1.prop3="3") kind of a scenario. So how about
>>> having a simple search query format instead and just give a search text
>>> field to do the queries? .. I guess we can use a format like the one I just
>>> mentioned for the earlier example.
>>>
>>> Cheers,
>>> Anjana.
>>>
>>>
>>> On Thu, Jul 25, 2013 at 4:03 PM, Srinath Perera <[email protected]>wrote:
>>>
>>>> 1) For Event search, user need to pick an stream, then he can search.
>>>> Given we have activity search I think that would do.
>>>>
>>>> 2) For activity search, this only handle a small subset. One activity
>>>> might have events from many streams. We define property search to match if
>>>> at least one event in an activity matches the given condition (e.g.
>>>> property). If user need more complex ones (e.g. temporal conditions) they
>>>> should define and KPI.
>>>>
>>>> --Srinath
>>>>
>>>>
>>>> On Thu, Jul 25, 2013 at 3:54 PM, Inosh Goonewardena <[email protected]>wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> We had a few discussion sessions with Srinath about BAM events search
>>>>> and activity search.
>>>>>
>>>>> Herewith I have attached mock up screens on how the search UIs will be
>>>>> like. Any feedback is appreciated.
>>>>>
>>>>> --
>>>>> Regards,
>>>>>
>>>>> Inosh Goonewardena
>>>>> Associate Technical Lead- WSO2 Inc.
>>>>> Mobile: +94779966317
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> ============================
>>>> Srinath Perera, Ph.D.
>>>>    http://people.apache.org/~hemapani/
>>>>    http://srinathsview.blogspot.com/
>>>>
>>>
>>>
>>>
>>> --
>>> *Anjana Fernando*
>>> Technical Lead
>>>  WSO2 Inc. | http://wso2.com
>>> lean . enterprise . middleware
>>>
>>
>>
>>
>> --
>> ============================
>> 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
>>
>
>
>
> --
> *Anjana Fernando*
> Technical Lead
> WSO2 Inc. | http://wso2.com
> lean . enterprise . middleware
>



-- 
============================
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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