Hi kasun,
Thanks for the info..
On Tue, Oct 21, 2014 at 3:24 PM, Kasun De Silva kas...@wso2.com wrote:
Hi Shashika,
I belieive you have to write a custom OutputAggregator (see :
https://docs.wso2.com/display/CEP310/Writing+a+Custom+OutputAttributeAggregator)
and use it with length or time
Hi,
I guess Shashika needs to read all the events in a single stream and out
put a *single value.*
*Stream1 *
Event 1 {BookID:'001'} {BookName:'aaa' }
Event 2 {BookID:'002'} {BookName:'bbb' }
Event 3 {BookID:'003'} {BookName:'ccc' }
*Eg: Output the Book Count *
As per my understanding we
Hi Lahiru,
Yes, my bad. In that case he has to use a custom window.
thanks and regards
On Sun, Oct 19, 2014 at 3:21 PM, Lahiru Cooray lahi...@wso2.com wrote:
Hi,
I guess Shashika needs to read all the events in a single stream and out
put a *single value.*
*Stream1 *
Event 1
Hi Awanthika,
I totally agree with your point when we except result for each event. We
can pass a single attribute to a custom function (in multiple
events/streams) and store it.
We wrote a function to calculate the cardinality (distinct event count in
each stream).And there we updated a single
Hi all,
We have implemented a similar scenario for gps stream calculations in a
custom function, where we process a single attribute in a stream over a
certain period by passing only that attribute to the function. you can send
your data to your custom function and keep only the attribute you
Hi Shashika/Mohan,
Just for my knowledge,
Wouldn't a custom window keep a set of complete events when only a set of
attributes (eg: set of 'bookID's from events) is need to be considered ?
So won't this be unnecessary overhead ?
If we can create a custom function such that is keeps the BookID
Hi Mohanadarshan,
Thanks for the info, yes i have to go with the custom window.
On Wed, Oct 15, 2014 at 6:03 PM, Mohanadarshan Vivekanandalingam
mo...@wso2.com wrote:
On Wed, Oct 15, 2014 at 5:52 PM, Shashika Karunatilaka shashi...@wso2.com
wrote:
Hi,
Hi Shashika,
I'm in the
Hi,
I'm in the process of creating siddhi custom function, its like an
aggregate function which inputs a set of data returns a single value.
Is there a way i can send data array to my custom function or else can i
handle that inside my custom function?
As an example there is a stream called A,
On Wed, Oct 15, 2014 at 5:52 PM, Shashika Karunatilaka shashi...@wso2.com
wrote:
Hi,
Hi Shashika,
I'm in the process of creating siddhi custom function, its like an
aggregate function which inputs a set of data returns a single value.
Is there a way i can send data array to my custom