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Non-determinism in UNION ALL #7

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sergiimk opened this issue Dec 13, 2023 · 0 comments

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sergiimk commented Dec 13, 2023

UNION ALL operation on two streams can produce non-deterministic results and fail validation when event time timestamps of some events are identical.

We may need to add some bias to Flink to prefer one or another stream (e.g. based on ID).

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