Re: Watermarks event time vs processing time

2022-03-29 Thread HG
trategy > - and replaces it with something that is arbitrary (at this point > it is hard to guess the correct max lateness that is a mixture of the > events from multiple Kafka partitions) > > > > Concusion: > > The only way to make the event time sessi

RE: Watermarks event time vs processing time

2022-03-29 Thread Schwalbe Matthias
manner. Hope this helps Thias From: HG Sent: Tuesday, March 29, 2022 1:07 PM To: Schwalbe Matthias Cc: user Subject: Re: Watermarks event time vs processing time ⚠EXTERNAL MESSAGE – CAUTION: Think Before You Click ⚠ Hello Matthias, When I remove all the watermark strategies it does

Re: Watermarks event time vs processing time

2022-03-29 Thread HG
and it tells all downstream operators >- Idleness specification is only useful if a respective operator has >another source of valid watermarks (i.e. after a union of two streams, one >active/one idle ….). this is not your case > > > > I hope this clarifies you

RE: Watermarks event time vs processing time

2022-03-16 Thread Schwalbe Matthias
this steam, and it tells all downstream operators * Idleness specification is only useful if a respective operator has another source of valid watermarks (i.e. after a union of two streams, one active/one idle ….). this is not your case I hope this clarifies your situation. Cheers Thias

Re: Watermarks event time vs processing time

2022-03-16 Thread HG
ck to your idleness configuration: it only means that the >incoming stream becomes idle == timeless after a while … i.e. watermarks >won’t make progress from this steam, and it tells all downstream operators >- Idleness specification is only useful if a respective operator has

RE: Watermarks event time vs processing time

2022-03-16 Thread Schwalbe Matthias
of two streams, one active/one idle ….). this is not your case I hope this clarifies your situation. Cheers Thias From: HG Sent: Mittwoch, 16. März 2022 10:06 To: user Subject: Watermarks event time vs processing time ⚠EXTERNAL MESSAGE – CAUTION: Think Before You Click ⚠ Hi, I read from

Watermarks event time vs processing time

2022-03-16 Thread HG
Hi, I read from a Kafka topic events that are in JSON format These event contain a handling time (aka event time) in epoch milliseconds, a transaction_id and a large nested JSON structure. I need to group the events by transaction_id, order them by handling time and calculate the differences in