Github user davies commented on the pull request:
https://github.com/apache/spark/pull/12740#issuecomment-215291745
@rxin I also though on that. A chunked way is a little faster to build but
slower to probe. In this case, The HashedRelation is built once, but probed
millions or billions time, we should optimize it for probing not building,
that's the reason I'm choose single array here.
---
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 [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
