[jira] [Resolved] (PARQUET-119) add data_encodings to ColumnMetaData to enable dictionary based predicate push down

["Julien Le Dem (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/PARQUET-119?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Julien Le Dem resolved PARQUET-119.
-----------------------------------
       Resolution: Fixed
    Fix Version/s: parquet-mr_1.6.0

Issue resolved by pull request 16
[https://github.com/apache/incubator-parquet-format/pull/16]

> add data_encodings to ColumnMetaData to enable dictionary based predicate push down
> -----------------------------------------------------------------------------------
>
>                 Key: PARQUET-119
>                 URL: https://issues.apache.org/jira/browse/PARQUET-119
>             Project: Parquet
>          Issue Type: Improvement
>          Components: parquet-format
>            Reporter: Julien Le Dem
>            Assignee: Julien Le Dem
>             Fix For: parquet-mr_1.6.0
>
>
> To implement predicate push down based on dictionary we need to know if fall back happened.
> If all data pages are dictionary encoded we can use the dictionary for predicate-push down.
> If not we can not.



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