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https://issues.apache.org/jira/browse/ARROW-361?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15635451#comment-15635451
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Uwe L. Korn commented on ARROW-361:
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PR: https://github.com/apache/arrow/pull/197
> Python: Support reading a column-selection from Parquet files
> -------------------------------------------------------------
>
> Key: ARROW-361
> URL: https://issues.apache.org/jira/browse/ARROW-361
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Python
> Reporter: Uwe L. Korn
> Assignee: Uwe L. Korn
>
> Instead of reading the whole file, only read a selection of columns.
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