In this blog post well look at what the newly-released PostgreSQL minor versions contain. You probably want to update your current versions and use these updates. You might already have seen that they released the updates for supported PostgreSQL versions on November 8, 2018. PostgreSQL releases minor versions with several bug fixes and feature enhancements [&]

https://www.percona.com/blog/2018/11/16/newly-released-postgresql-minor-versions-time-to-update/