This document describes options to migrate data from an older a9s PostgreSQL version to a newer one, for example how to migrate data from an instance using PostgreSQL 9.4 to PostgreSQL 11.
The application developer can migrate data from an older instance to a newer
one using the custom parameter
copy_from, see Dump and Restore From Origin Instance to New Instance.
If an error happens during the migration and no syslog endpoint has been specified, the platform operator can take a look at the first BOSH VM of the deployment in the following files:
CAUTION: Ensure that all objects in all databases belong to the
cfuser before running