[BugFix] enhance column pruning for query with predicates after mv rewrite (backport #45274) #45760
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…write (StarRocks#45274) Signed-off-by: ABingHuang <codekhuang@163.com> (cherry picked from commit 252933c)
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LiShuMing
approved these changes
May 16, 2024
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Why I'm doing:
the query with predicates may be rewritten by mv without a projection above scan node
What I'm doing:
add a projection above scan node after query rewritten to reduce the size of data.
Fixes #45272
What type of PR is this:
Does this PR entail a change in behavior?
If yes, please specify the type of change:
Checklist:
Bugfix cherry-pick branch check: