lwhite1 commented on code in PR #14213: URL: https://github.com/apache/arrow/pull/14213#discussion_r979252289
########## docs/source/java/vector.rst: ########## @@ -268,6 +268,82 @@ For example, the code below shows how to build a :class:`ListVector` of int's us } } +Dictionary Encoding +=================== + +A :class:`FieldVector` can be dictionary encoded for performance or improved memory efficiency. While this is most often done with :class:`VarCharVector`, nearly any type of vector might be encoded if there are many values, but few unique values. Review Comment: done -- 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. To unsubscribe, e-mail: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org