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# generals
Slackbot
05/04/2023, 11:48 AMThis message was deleted.
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Hellmar Becker
05/04/2023, 12:39 PMHi @Igor Berman, please have a look at Kafka based lookups: https://druid.apache.org/docs/latest/development/extensions-core/kafka-extraction-namespace.html. With a Kafka lookup, you would always get the latest dimension value for your key.
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Igor Berman
05/04/2023, 2:12 PMI want something a bit different: I want Druid to send me updates to some topic
Igor Berman
05/04/2023, 2:13 PMi’m aggregating data by dimensions in druid, so each time there is update in some dimension instance i would like get notification of that
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Hellmar Becker
05/04/2023, 3:11 PMoh wait, so you want to get data out of druid?
Hellmar Becker
05/04/2023, 3:12 PMDruid queries are normally pull-only. (At Imply we have alerts in out Pivot tool that send push notifications when something changes in Druid, though.)
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Igor Berman
05/08/2023, 11:57 AMok, thanks. I think it might be nice feature 🙂