Also see our Release management policy for details of how released are labelled.
Version 1.4 has some kasp database changes compared to 1.3 to allow for an update to the zonelist.xml schema (these changes support flexibility in the input and output adapters).
Also see the MIGRATION file in the source code.
This means that in order to use version 1.4 of OpenDNSSEC with a database created with an earlier minor version of OpenDNSSEC (1.3 or earlier) there are two options:
depending on your database, before running the above.
Although these scripts have been tested it is recommended to make a backup of your database prior to running them.
Patch versions normally do not require changes to the database schema and nothing needs to be done to the database in order to upgrade. However, in exceptional cases this may be required, but this will be clearly stated in the NEWS file and in the release announcement.