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Kuan Po Tseng commented on KAFKA-18196: --------------------------------------- May I try this one ? Thank you ! > Reuse window store for stream-stream self-join > ---------------------------------------------- > > Key: KAFKA-18196 > URL: https://issues.apache.org/jira/browse/KAFKA-18196 > Project: Kafka > Issue Type: Improvement > Components: streams > Reporter: A. Sophie Blee-Goldman > Priority: Major > > We can optimize the stream-stream self-join by using only a single copy of > the state store. Right now this operator gets compiled down into two separate > window stores for each side, even though both sides are identical. > See https://github.com/apache/kafka/pull/18111#discussion_r1876844961 -- This message was sent by Atlassian Jira (v8.20.10#820010)