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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2019/09/29 05:43:24 UTC

[GitHub] [flink] JingsongLi opened a new pull request #9796: [FLINK-14253][table-planner-blink] Add hash distribution and sort grouping only when dynamic partition insert

JingsongLi opened a new pull request #9796: [FLINK-14253][table-planner-blink] Add hash distribution and sort grouping only when dynamic partition insert
URL: https://github.com/apache/flink/pull/9796
 
 
   ## What is the purpose of the change
   
   Now in BatchExecSinkRule, we don't have static partitions, if it is a partitioned table, will add hash distribution and sort grouping. It is wrong:
   1.  Group only when dynamic partition insert (not all partition fields are static partitions)
   2.  We can just hash and sort dynamic partition fields instead of all partition fields.
   
   
   ## Verifying this change
   
   stream and batch PartitionedSinkTest
   
   ## Does this pull request potentially affect one of the following parts:
   
     - Dependencies (does it add or upgrade a dependency): no
     - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: no
     - The serializers: no
     - The runtime per-record code paths (performance sensitive): no
     - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: no
     - The S3 file system connector: no
   
   ## Documentation
   
     - Does this pull request introduce a new feature? no

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