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Subject [GitHub] [flink] godfreyhe opened a new pull request #8450: [FLINK-12519] [table-planner-blink] Introduce planner rules about semi/anti join
Date Wed, 15 May 2019 12:35:35 GMT
godfreyhe opened a new pull request #8450: [FLINK-12519] [table-planner-blink] Introduce planner
rules about semi/anti join
URL: https://github.com/apache/flink/pull/8450
 
 
   
   ## What is the purpose of the change
   
   *Introduce planner rules about semi/anti join*
   
   
   ## Brief change log
   
     - *added FlinkSemiAntiJoinFilterTransposeRule that pushes semi/anti join down in a tree
past a filter*
     - *added FlinkSemiAntiJoinJoinTransposeRule that pushes semi/anti join down in a tree
past a non semi/anti join*
     - *added FlinkSemiAntiJoinProjectTransposeRule that push semi/anti join down in a tree
past a project*
     - *added ProjectSemiAntiJoinTransposeRule that pushes a project down in a tree past a
semi/anti join*
   
   ## Verifying this change
   
   
   This change added tests and can be verified as follows:
   
     - *Added FlinkSemiAntiJoinFilterTransposeRuleTest that validates FlinkSemiAntiJoinFilterTransposeRule*
     - *Added FlinkSemiAntiJoinJoinTransposeRuleTest that validates FlinkSemiAntiJoinJoinTransposeRule*
     - *Added FlinkSemiAntiJoinProjectTransposeRuleTest that validates FlinkSemiAntiJoinProjectTransposeRule*
     - *Added ProjectSemiAntiJoinTransposeRuleTest that validates ProjectSemiAntiJoinTransposeRule*
   
   ## Does this pull request potentially affect one of the following parts:
   
     - Dependencies (does it add or upgrade a dependency): (yes / **no**)
     - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (yes
/ **no**)
     - The serializers: (yes / **no** / don't know)
     - The runtime per-record code paths (performance sensitive): (yes / **no** / don't know)
     - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing,
Yarn/Mesos, ZooKeeper: (yes / **no** / don't know)
     - The S3 file system connector: (yes / **no** / don't know)
   
   ## Documentation
   
     - Does this pull request introduce a new feature? (yes / **no**)
     - If yes, how is the feature documented? (not applicable / docs / JavaDocs / **not documented**)
   

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