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Posted to issues@arrow.apache.org by "Francois Saint-Jacques (Jira)" <ji...@apache.org> on 2019/08/21 16:33:01 UTC
[jira] [Updated] (ARROW-3705) [Python] Add "nrows" argument to
parquet.read_table read indicated number of rows from file instead of whole
file
[ https://issues.apache.org/jira/browse/ARROW-3705?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Francois Saint-Jacques updated ARROW-3705:
------------------------------------------
Labels: dataset datasets parquet (was: datasets parquet)
> [Python] Add "nrows" argument to parquet.read_table read indicated number of rows from file instead of whole file
> -----------------------------------------------------------------------------------------------------------------
>
> Key: ARROW-3705
> URL: https://issues.apache.org/jira/browse/ARROW-3705
> Project: Apache Arrow
> Issue Type: New Feature
> Components: Python
> Reporter: Wes McKinney
> Priority: Major
> Labels: dataset, datasets, parquet
>
> This patterns {{nrows}} in {{pandas.read_csv}}
> inspired by https://stackoverflow.com/questions/53152671/how-to-read-sample-records-parquet-file-in-s3
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