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Posted to jira@arrow.apache.org by "David Li (Jira)" <ji...@apache.org> on 2021/02/12 15:40:00 UTC

[jira] [Updated] (ARROW-11601) [C++][Dataset] Expose pre-buffering in ParquetFileFormatReaderOptions

     [ https://issues.apache.org/jira/browse/ARROW-11601?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

David Li updated ARROW-11601:
-----------------------------
    Description: This can help performance on high-latency filesystems.  (was: This can help performance on high-latency filesystems. However, some care will be needed as then we won't be able to create one Arrow reader per Parquet row group anymore.)

> [C++][Dataset] Expose pre-buffering in ParquetFileFormatReaderOptions
> ---------------------------------------------------------------------
>
>                 Key: ARROW-11601
>                 URL: https://issues.apache.org/jira/browse/ARROW-11601
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>    Affects Versions: 3.0.0
>            Reporter: David Li
>            Assignee: David Li
>            Priority: Major
>              Labels: dataset, datasets
>
> This can help performance on high-latency filesystems.



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