[SPARK-32258][SQL] Not duplicate normalization on children for float/double If/CaseWhen/Coalesce #29091
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If/CaseWhen/Coalesce.
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Test build #125788 has finished for PR 29091 at commit
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cc @cloud-fan |
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thanks, merging to master! |
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What changes were proposed in this pull request?
This is followup to #29061. See #29061 (comment). Basically this moves If/CaseWhen/Coalesce case patterns after float/double case so we don't duplicate normalization on children for float/double If/CaseWhen/Coalesce.
Why are the changes needed?
Simplify expression tree.
Does this PR introduce any user-facing change?
No
How was this patch tested?
Modify unit tests.