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https://issues.apache.org/jira/browse/CALCITE-4907?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Stamatis Zampetakis resolved CALCITE-4907.
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Resolution: Fixed
Fixed in
[https://github.com/apache/calcite/commit/a9aea934dc29395ca8ee81df5dcf0d50ac823023.]
Thanks for the PR [~ggigio] !
> JDBC adapter cannot push down join ON TRUE (cartesian product)
> ---------------------------------------------------------------
>
> Key: CALCITE-4907
> URL: https://issues.apache.org/jira/browse/CALCITE-4907
> Project: Calcite
> Issue Type: Bug
> Components: jdbc-adapter
> Affects Versions: 1.28.0
> Reporter: Francesco Gini
> Assignee: Francesco Gini
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.31.0
>
> Time Spent: 3h 10m
> Remaining Estimate: 0h
>
> JDBC adapter (in JdbcJoinRule) cannot push down join ON TRUE (cartesian
> product). This results in implementing the join in memory via
> _EnumerableNestedLoopJoin_ which is a less efficient implementation.
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