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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2020/07/29 17:43:08 UTC

[GitHub] [flink] JingsongLi opened a new pull request #13016: [FLINK-18508][table] Dynamic table supports statistics and parallelism report

JingsongLi opened a new pull request #13016:
URL: https://github.com/apache/flink/pull/13016


   
   ## What is the purpose of the change
   
   - Introduce `SupportsStatisticsReport`: Enables to give `ScanTableSource` the ability to report table statistics.
   - Introduce `SupportsParallelismReport`: Enables to give `ScanTableSource` and `DynamicTableSink` the ability to report parallelism.
   
   ## Brief change log
   
   - Add `SupportsStatisticsReport` and `SourceReportStatisticsRule`. Rule need to be before filter pushed down and after CBO.
   - Add `SupportsParallelismReport` and modify `CommonPhysicalTableSourceScan` and `CommonPhysicalSink`.
   
   ## Verifying this change
   
   `SourceReportsTest`
   
   ## 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, Kubernetes/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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[GitHub] [flink] flinkbot commented on pull request #13016: [FLINK-18508][table] Dynamic table supports statistics and parallelism report

Posted by GitBox <gi...@apache.org>.
flinkbot commented on pull request #13016:
URL: https://github.com/apache/flink/pull/13016#issuecomment-665550943






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[GitHub] [flink] flinkbot edited a comment on pull request #13016: [FLINK-18508][table] Dynamic table supports statistics and parallelism report

Posted by GitBox <gi...@apache.org>.
flinkbot edited a comment on pull request #13016:
URL: https://github.com/apache/flink/pull/13016#issuecomment-665556044






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[GitHub] [flink] JingsongLi closed pull request #13016: [FLINK-18508][table] Dynamic table supports statistics and parallelism report

Posted by GitBox <gi...@apache.org>.
JingsongLi closed pull request #13016:
URL: https://github.com/apache/flink/pull/13016


   


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