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https://issues.apache.org/jira/browse/CALCITE-3993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Haisheng Yuan resolved CALCITE-3993.
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Fix Version/s: 1.24.0
Resolution: Fixed
Fixed in
[https://github.com/apache/calcite/commit/af976e9d4caa9588db8e413a58468760f3c1c0d6].
> Add isDefault(), keys(), keyBits() to RelTrait interface
> --------------------------------------------------------
>
> Key: CALCITE-3993
> URL: https://issues.apache.org/jira/browse/CALCITE-3993
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Reporter: Haisheng Yuan
> Priority: Major
> Fix For: 1.24.0
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> It is an extremely frequent usage to check whether the distribution is
> default (ANY), the collation is default (EMPTY).
> Also add the following to RelCollation
> {code:java}
> ImmutableIntList getKeys();
> {code}
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