Dandandan opened a new issue #461: URL: https://github.com/apache/arrow-datafusion/issues/461
*Is your feature request related to a problem or challenge? Please describe what you are trying to do.* We should support semi join. This can also be used to execute IN and EXISTS. Explicit syntax for this join could be supported too. *Describe the solution you'd like* Implement semi join in DataFusion. This can probably utilize most of the existing code in HashJoinExec *Describe alternatives you've considered* Additional context -- 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]
