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Posted to issues@impala.apache.org by "Vuk Ercegovac (JIRA)" <ji...@apache.org> on 2017/11/22 22:32:00 UTC

[jira] [Resolved] (IMPALA-4985) Evaluate parquet::Statistics to skip data in nested types

     [ https://issues.apache.org/jira/browse/IMPALA-4985?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vuk Ercegovac resolved IMPALA-4985.
-----------------------------------
       Resolution: Fixed
    Fix Version/s: Impala 2.11.0

> Evaluate parquet::Statistics to skip data in nested types
> ---------------------------------------------------------
>
>                 Key: IMPALA-4985
>                 URL: https://issues.apache.org/jira/browse/IMPALA-4985
>             Project: IMPALA
>          Issue Type: Improvement
>          Components: Backend, Frontend
>    Affects Versions: Impala 2.9.0
>            Reporter: Lars Volker
>            Assignee: Vuk Ercegovac
>              Labels: nested_types, parquet, performance, ramp-up
>             Fix For: Impala 2.11.0
>
>
> IMPALA-2328 adds read support for min/max statistics for scalar columns. We should also add support for skipping row groups based on predicates on nested fields.



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