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Posted to dev@parquet.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2016/01/28 06:33:39 UTC

[jira] [Assigned] (PARQUET-441) Schema resolution: one, two, and three-level array encoding

     [ https://issues.apache.org/jira/browse/PARQUET-441?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney reassigned PARQUET-441:
------------------------------------

    Assignee: Wes McKinney

> Schema resolution: one, two, and three-level array encoding
> -----------------------------------------------------------
>
>                 Key: PARQUET-441
>                 URL: https://issues.apache.org/jira/browse/PARQUET-441
>             Project: Parquet
>          Issue Type: New Feature
>          Components: parquet-cpp
>            Reporter: Wes McKinney
>            Assignee: Wes McKinney
>
> While the Parquet spec recommends the "three-level" array encoding, two other styles are possible in the wild, see for example:
> https://github.com/cloudera/Impala/blob/cdh5-trunk/be/src/exec/hdfs-parquet-scanner.cc#L1986



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