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Review request for samza.
Repository: samza-hello-samza
Description
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Hi Samza devs and users
This is my first try with KeyValueStore and I am really excited!
I glanced through TaskStorageManager source code, it looks creates
consumers for stores and I am wondering that how kafka cleanup will be
propagated to KeyValueStore.
My KeyValueStore usage is a little bit
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Review request for samza, Navina Ramesh and Yi Pan (Data Infrastructure).
I found the following statement from Samza documentation:
"Periodically the job scans over both stores and deletes any old events
that were not matched within the time window of the join."
It seems that I have to manually implement purging KeyValueStore, did I
understand correctly?
On Fri, Oct
Thanks Yi Pan, I have one more question.
Does KV-store consume automatically from a Kafka topic? Does it consume
only on restore()? If so, do I have to implement the StreamTask job to
consume a Kafka topic and call add() method?
On Fri, Oct 2, 2015 at 2:01 PM, Yi Pan wrote:
Hi, all Samza-lovers,
This question on the relationship of Kafka KStream (KIP-28) and Samza has
come up a couple times recently. So we wanted to clarify where we stand at
LinkedIn in terms of this discussion.
Samza has historically had a symbiotic relationship with Kafka and will
continue to
> Does KV-store consume automatically from a Kafka topic?
Yes - if you've configured changelog stream for your store
> Does it consume only on restore()?
It consumes only during container initialization (again, assuming if you
have changelog configured)
> implement the StreamTask job to consume