These are small releases, that update transient dependencies to respective Spark releases and were based on previous Bahir release tag.
To help you vote on the releases, please see the difference between the two tags: Release 2.2.3 https://github.com/apache/bahir/compare/v2.2.2...v2.2.3-rc1 Release 2.3.3 https://github.com/apache/bahir/compare/v2.3.2...v2.3.3-rc1 -- Luciano Resende http://twitter.com/lresende1975 http://lresende.blogspot.com/