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[GSoC 2026] Kafka Streams runner: Flatten support#39273

Open

junaiddshaukat wants to merge 4 commits into

apache:feat/18479-kafka-streams-runner-skeletonapache/beam:feat/18479-kafka-streams-runner-skeletonfrom

junaiddshaukat:feat/ks-flattenjunaiddshaukat/beam:feat/ks-flattenCopy head branch name to clipboard

Conversation Commits4 (4)Checks Files changed

Open

[GSoC 2026] Kafka Streams runner: Flatten support#39273
junaiddshaukat wants to merge 4 commits into
apache:feat/18479-kafka-streams-runner-skeletonfrom
junaiddshaukat:feat/ks-flatten

Commits

Commits on Jul 9, 2026

[GSoC 2026] Kafka Streams runner: Flatten support
junaiddshaukat
committed
Address review: fail fast when a PCollection feeds a Flatten more than once
junaiddshaukat
committed

Commits on Jul 12, 2026

Address review: number producers globally so a PCollection can feed two Flattens
junaiddshaukat
committed

Commits on Jul 13, 2026

Address review: carry the producing transform id in the watermark payload
junaiddshaukat
committed

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