godfreyhe opened a new pull request #8165: [FLINK-12185] [table-planner-blink] 
Add support for generating optimized logical plan for join on stream
URL: https://github.com/apache/flink/pull/8165
 
 
   
   ## What is the purpose of the change
   
   *Add support for generating optimized logical plan for join on stream*
   
   ## Brief change log
   
     - *Adds StreamExecJoinRule to convert join without window bounds in join 
condition to normal physical join*
     - *Adds StreamExecWindowJoinRule to convert join with window bounds in 
join condition to physical window join*
     - *Adds ExpressionReducer to execute constant expressions *
   
   ## Verifying this change
   
   This change added tests and can be verified as follows:
   
     - *Added JoinTest to validates physical plan for non-window-join queries*
     - *Added WindowJoinTest to validates physical plan for window-join queries*
   
   ## 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)
     - If yes, how is the feature documented? (not documented)
   

----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
 
For queries about this service, please contact Infrastructure at:
[email protected]


With regards,
Apache Git Services

Reply via email to