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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None
Description
Enable AggregateJoinTransposeRule in CBO that pushes Aggregate through Join operators. The rule has been extended in Calcite 1.4 to cover complex cases e.g. Aggregate operators comprising UDAF. The decision on whether to push the Aggregate through Join or not should be cost-driven.
Attachments
Attachments
Issue Links
- is related to
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HIVE-12508 HiveAggregateJoinTransposeRule places a heavy load on the metadata system
- Closed
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HIVE-11955 Add costing for join-groupby transpose rule
- Closed
- requires
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HIVE-11383 Upgrade Hive to Calcite 1.4
- Closed
- links to