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https://issues.apache.org/jira/browse/DRILL-1342?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jacques Nadeau resolved DRILL-1342.
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Resolution: Fixed
> Aggregate functions produce wrong results when operating on null values
> -----------------------------------------------------------------------
>
> Key: DRILL-1342
> URL: https://issues.apache.org/jira/browse/DRILL-1342
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Codegen
> Affects Versions: 0.4.0
> Reporter: Aman Sinha
> Assignee: Aman Sinha
> Fix For: 0.5.0
>
>
> If all input values are null, we are producing wrong results for certain
> aggregate functions. This shows up with the following query on TPC-DS:
> {code:sql}
> select sum(wr_return_quantity), min(wr_return_quantity) from web_returns
> where wr_return_quantity is null;
> {code}
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