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Uwe L. Korn commented on ARROW-357: ----------------------------------- PR: https://github.com/apache/arrow/pull/192 > Default Parquet chunk_size of 64k is too small > ---------------------------------------------- > > Key: ARROW-357 > URL: https://issues.apache.org/jira/browse/ARROW-357 > Project: Apache Arrow > Issue Type: Bug > Components: Python > Affects Versions: 0.1.0 > Reporter: Uwe L. Korn > Assignee: Uwe L. Korn > > The current default size of RowGroups when writing Parquet files is 64k rows. > This produces a lot of RowGroups given large files which are then really > ineffective to read. -- This message was sent by Atlassian JIRA (v6.3.4#6332)