Details
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New Feature
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Status: Closed
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Major
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Resolution: Fixed
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1.2.1
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None
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None
Description
Enlightened by HIVE-11684 (Kudos to jcamachorodriguez), we can actually push limit down through union all, which reduces the intermediate number of rows in union branches.
Attachments
Attachments
Issue Links
- relates to
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CALCITE-831 Rules to push down limits
- Open
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HIVE-11684 Implement limit pushdown through outer join in CBO
- Closed
- links to