Github user YanjieGao commented on the pull request:
https://github.com/apache/spark/pull/1134#issuecomment-48707289
Hi , I also make a left semi join .I don't know is this join as a
optimization as the left semi join or as a single join algorithm. I think the
1127 PR also has some optimization need to do .Do you think this 1127 PR has it
value to be merged ?Thanks a lot.
https://github.com/apache/spark/pull/1127
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
