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Posted to commits@pulsar.apache.org by GitBox <gi...@apache.org> on 2022/05/23 01:05:38 UTC

[GitHub] [pulsar] codelipenghui commented on issue #15704: On partitioned topics with the Python client, receiver_queue_size=0 results in an InvalidConfiguration error, but is documented to work

codelipenghui commented on issue #15704:
URL: https://github.com/apache/pulsar/issues/15704#issuecomment-1134050431

   @zbentley @BewareMyPower 
   
   > It’s not enabled because we cannot know which partition the next message will be coming from. Any suggestion on how to achieve that?
   
   from https://github.com/apache/pulsar/issues/7280#issuecomment-644238363
   This is the main challenge to supporting zero queue consumers for a partitioned topic.
   
   One option here is to create a function to merge messages  from multiple topics/partitions to a non-partitioned topic,
   the `zero consumer` only consumes the messages from the merged topic.
   


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