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https://issues.apache.org/jira/browse/BEAM-9748?focusedWorklogId=435597&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-435597
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ASF GitHub Bot logged work on BEAM-9748:
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Author: ASF GitHub Bot
Created on: 20/May/20 18:46
Start Date: 20/May/20 18:46
Worklog Time Spent: 10m
Work Description: lukecwik commented on pull request #11406:
URL: https://github.com/apache/beam/pull/11406#issuecomment-631656387
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Issue Time Tracking
-------------------
Worklog Id: (was: 435597)
Time Spent: 4h 20m (was: 4h 10m)
> Refactor Reparallelize as an alternative Reshuffle implementation
> -----------------------------------------------------------------
>
> Key: BEAM-9748
> URL: https://issues.apache.org/jira/browse/BEAM-9748
> Project: Beam
> Issue Type: Improvement
> Components: sdk-java-core
> Reporter: Ismaël Mejía
> Assignee: Ismaël Mejía
> Priority: P3
> Time Spent: 4h 20m
> Remaining Estimate: 0h
>
> Some DoFn based IOs like JdbcIO and RedisIO rely on a different approach to
> Reparallelize outputs using a combination of a an empty PCollectionView to
> force materialization and Reshuffle.viaRandomkey to reparallelize a
> PCollection. This issue extracts this transform and expose it as part of the
> Reshuffle to avoid repeating the code for transforms (notably IOs) that
> produce lots of sequentially generated data where and benefit of this
> alternative approach to perform better reparallelization of its output.
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