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Subject [GitHub] [flink] beyond1920 opened a new pull request #8203: [Flink-12208][table-planner-blink] Support translation from StreamExecSort / TemporalSort / SortLimit/ Limit to StreamTransformation.
Date Thu, 18 Apr 2019 05:23:27 GMT
beyond1920 opened a new pull request #8203: [Flink-12208][table-planner-blink] Support translation
from StreamExecSort / TemporalSort / SortLimit/ Limit to StreamTransformation.
URL: https://github.com/apache/flink/pull/8203
 
 
   ## What is the purpose of the change
   
   Introduce Sort / TemporalSort / SortLimit/ Limit operators for blink streaming runtime.
   
   ## Brief change log
   
   * Introduce StreamSortOperator to process sort on Non-time fields.
   * Introduce OnlyRowTimeSortOperator/RowTimeSortOperator/ProcTimeSortOperator to process
sort on time fields.
   *  StreamExecSort / StreamExecTemporalSort / StreamExecSortLimit/ StreamExecLimit implements
StreamExecNode.
   
   ## Verifying this change
   
   UT && IT
   
   ## 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? (yes)
     - If yes, how is the feature documented? (JavaDocs)
   

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