alamb opened a new issue #145: URL: https://github.com/apache/arrow-datafusion/issues/145
*Note*: migrated from original JIRA: https://issues.apache.org/jira/browse/ARROW-11182 The initial implementation of IN and NOT IN followed the "functional first, and then fast" There are several potential performance improvements for the IN and NOT IN implementation in Data fusion such as optimizing for large lists (use a hash table rather than repeated comparisons) and short circuiting results. There are a bunch of good ideas in the comments on this PR: https://github.com/apache/arrow/pull/9038/files -- 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]
