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https://issues.apache.org/jira/browse/CALCITE-4251?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated CALCITE-4251:
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Labels: pull-request-available (was: )
> Overload RelMetadataQuery#getColumnOrigin method
> ------------------------------------------------
>
> Key: CALCITE-4251
> URL: https://issues.apache.org/jira/browse/CALCITE-4251
> Project: Calcite
> Issue Type: Wish
> Reporter: xzh_dz
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> A case:
>
> {code:java}
> final String sql1 = ""
> + "select empno, sum(sal) as all_sal\n"
> + "from emp\n"
> + "group by empno";
> {code}
> When i try to get the `all_sal` origin column field,it will return null and
> it is derived. we always get the origin column although it is derived. We
> should overload this method.
>
>
>
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