select action, namespace, version, id, comments from dba_registry_history;
ACTION NAMESPACE VERSION ID COMMENTS
--------------- --------- ---------- ---------- ------------------------------
VIEW INVALIDATE 8289601 view invalidation
UPGRADE SERVER 11.2.0.3.0 Upgraded from 11.2.0.1.0
APPLY SERVER 11.2.0.3 0 Patchset 11.2.0.2.0
APPLY SERVER 11.2.0.3 5 PSU 11.2.0.3.5
