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https://issues.apache.org/jira/browse/PARQUET-179?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14307826#comment-14307826
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Julien Le Dem commented on PARQUET-179:
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If you provide the schema to the ParquetLoader then it won't look at it. that's 
what [~dweeks] does.

> Retire _metadata generation 
> ----------------------------
>
>                 Key: PARQUET-179
>                 URL: https://issues.apache.org/jira/browse/PARQUET-179
>             Project: Parquet
>          Issue Type: Task
>            Reporter: elif dede
>            Assignee: elif dede
>
> We can disable  _metadata file generation since it is not being used anymore 
> to reduce the memory usage during commit phase.
> We are keeping the _common_metadata since it is less memory expensive.



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