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https://issues.apache.org/jira/browse/DRILL-7386?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Igor Guzenko reassigned DRILL-7386:
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Assignee: Igor Guzenko
> Fix count and typeOf functions for struct type
> ----------------------------------------------
>
> Key: DRILL-7386
> URL: https://issues.apache.org/jira/browse/DRILL-7386
> Project: Apache Drill
> Issue Type: Sub-task
> Reporter: Igor Guzenko
> Assignee: Igor Guzenko
> Priority: Minor
>
> 1) COUNT function for struct doesn't work because flattening isn't
> implemented yet in Calcite's
> [RelStructuredTypeFlattener|https://github.com/apache/calcite/blob/148bfd329413c0272395cc0b7c322b3c5a34b667/core/src/main/java/org/apache/calcite/sql2rel/RelStructuredTypeFlattener.java#L376]
> .
> 2) *typeOf functions don't work correctly because after flattening in
> RelStructuredTypeFlattener, argument to the function changes to first inner
> primitive field of struct column.
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