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Jiadai Xia edited comment on BEAM-4379 at 8/10/20, 6:01 PM:
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Created PR [BEAM-4379|http://github.com/apache/beam/pull/12223] for this issue.
Expose some of the internal Hadoop implementation and use the Splittable Dofn
to achieve the rowgroup-level splittable reading. [~ŁukaszG] [~aromanenko]
was (Author: danielxjd):
Created PR [BEAM-4379 for this|http://github.com/apache/beam/pull/12223] issue.
> Make ParquetIO Read splittable
> ------------------------------
>
> Key: BEAM-4379
> URL: https://issues.apache.org/jira/browse/BEAM-4379
> Project: Beam
> Issue Type: Improvement
> Components: io-ideas, io-java-parquet
> Reporter: Lukasz Gajowy
> Priority: P2
>
> As the title stands - currently it is not splittable which is not optimal for
> runners that support splitting.
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