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https://issues.apache.org/jira/browse/CALCITE-5740?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rong Rong updated CALCITE-5740:
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Description:
Currently we only have JoinToSemiJoin and ProjectToSemiJoin rule.
which in the rule itself it performance check and see if the project accesses
columns from the RHS result
This can be extended to Aggregate as well, experimental code:
https://github.com/walterddr/calcite/pull/1/files
Alternative is to
> Support for AggToSemiJoinRule
> -----------------------------
>
> Key: CALCITE-5740
> URL: https://issues.apache.org/jira/browse/CALCITE-5740
> Project: Calcite
> Issue Type: Bug
> Reporter: Rong Rong
> Priority: Major
>
> Currently we only have JoinToSemiJoin and ProjectToSemiJoin rule.
> which in the rule itself it performance check and see if the project accesses
> columns from the RHS result
> This can be extended to Aggregate as well, experimental code:
> https://github.com/walterddr/calcite/pull/1/files
> Alternative is to
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