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Type: Task
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Resolution: Gone away
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Priority: Major - P3
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None
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Affects Version/s: None
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Component/s: None
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Labels:None
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Query Optimization
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Query Optimization 2021-03-22
For windows which may remove state from the accumulator, its possible to to evaluate to a non-finite value and then incorrectly stay in that state because adding anything to NaN, for instance, will always be NaN (even though the "new" window doesn't have a NaN in it, the state could be carried over from the prior iteration).