E.54. Release 9.1.21

Release Date: 2016-03-31

This release contains a variety of fixes from 9.1.20. For information about new features in the 9.1 major release, see Section E.75.

E.54.1. Migration to Version 9.1.21

A dump/restore is not required for those running 9.1.X.

However, if you are upgrading from a version earlier than 9.1.16, see Section E.59.

E.54.2. Changes