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https://issues.apache.org/jira/browse/CALCITE-3297?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Igor Guzenko reassigned CALCITE-3297:
-------------------------------------

    Assignee: Igor Guzenko

> PigToSqlAggregateRule should be applied on multi-set projection to produce an 
> optimal plan
> ------------------------------------------------------------------------------------------
>
>                 Key: CALCITE-3297
>                 URL: https://issues.apache.org/jira/browse/CALCITE-3297
>             Project: Calcite
>          Issue Type: Bug
>          Components: piglet
>            Reporter: Khai Tran
>            Assignee: Igor Guzenko
>            Priority: Major
>
> Fixed testMultisetProjection() in PigRelOpTest.java to make sure the 
> PigToSqlAggregateRule is applied to produce an optimized plan for doing 
> multiset projection after COLLECT() agg func.
> The optimization rule was blocked by change in CALCITE-3138.



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