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https://issues.apache.org/jira/browse/DRILL-3019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Hsuan-Yi Chu resolved DRILL-3019.
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Resolution: Fixed
> Extra column in Schema of Recordbatch from scanning Values
> -----------------------------------------------------------
>
> Key: DRILL-3019
> URL: https://issues.apache.org/jira/browse/DRILL-3019
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Data Types
> Reporter: Sean Hsuan-Yi Chu
> Assignee: Sean Hsuan-Yi Chu
> Attachments: DRILL-3019.1.patch, DRILL-3019.1.patch
>
>
> A query which has a pattern:
> column IN (1, 1 + 1, 1 + 2)
> For the tuple, Calcite makes a plan like
> {code}
> UnionAll(all=[true])
> UnionAll(all=[true])
> Project(EXPR$0=[+(1, 1)])
> Values
> Project(EXPR$0=[+(1, 2)])
> Values
> Values
> {code}
> At execution, the schema of the recordbatch from scanning Values is
> [`ZERO`(BIGINT: OPTIONAL), `*`(BIGINT: OPTIONAL)].
> The second column (i.e., `*`) is not supposed to be there.
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