[jira] [Updated] (SPARK-14044) Allow configuration of DynamicPartitionWriterContainer#writeRows to bypass sort step

["Bob Tiernay (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-14044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bob Tiernay updated SPARK-14044:
--------------------------------
    Summary: Allow configuration of DynamicPartitionWriterContainer#writeRows to bypass sort step  (was: Allow configuration of DynamicPartitionWriterContainer to bypass sort step)

> Allow configuration of DynamicPartitionWriterContainer#writeRows to bypass sort step
> ------------------------------------------------------------------------------------
>
>                 Key: SPARK-14044
>                 URL: https://issues.apache.org/jira/browse/SPARK-14044
>             Project: Spark
>          Issue Type: Improvement
>          Components: Spark Core
>    Affects Versions: 1.6.1
>            Reporter: Bob Tiernay
>
> It would be very useful to allow the disabling of this block of code within {{DynamicPartitionWriterContainer}}:
> https://github.com/apache/spark/blob/8ef3399aff04bf8b7ab294c0f55bcf195995842b/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/WriterContainer.scala#L379-L418
> The use case is that an upstream {{groupBy}} has already sorted a great many fine grained groups which are the target of the {{partitionBy}}. For this to work, there needs to be a way to communicate between the {{groupBy}} and the {{partitionBy}} by way of some runtime configuration.



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