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Remove redundant IS NOT NULL when using #5906

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@zabetak zabetak commented Jun 27, 2025

What changes were proposed in this pull request?

Exploit UNKNOWN context in HiveInBetweenExpandRule

Why are the changes needed?

  1. Handle some additional simplifications around IS NOT NULL predicates.
  2. Handle cases potentially missed by HIVE-28910

Does this PR introduce any user-facing change?

Possibly better plans.

How was this patch tested?

Existing tests

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