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https://issues.apache.org/jira/browse/HIVE-28408?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ramesh Kumar Thangarajan updated HIVE-28408:
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Attachment: CBO Fallback - Nested column pruning item.docx
> Support for the nested filed access within Array datatype
> ----------------------------------------------------------
>
> Key: HIVE-28408
> URL: https://issues.apache.org/jira/browse/HIVE-28408
> Project: Hive
> Issue Type: Sub-task
> Reporter: Ramesh Kumar Thangarajan
> Assignee: Ramesh Kumar Thangarajan
> Priority: Major
> Attachments: CBO Fallback - Nested column pruning item.docx
>
>
> fname=nested_column_pruning.q
> {code:sql}
> EXPLAIN
> SELECT count(s1.f6), s5.f16.f18.f19
> FROM nested_tbl_1_n1
> GROUP BY s5.f16.f18.f19
> {code}
> {noformat}
> org.apache.hadoop.hive.ql.optimizer.calcite.CalciteSemanticException:
> Unexpected rexnode : org.apache.calcite.rex.RexFieldAccess{noformat}
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