Patching the operating system of your database servers should be regular task of your system administrators. Security issues need to be fixed etc. In the context of database servers, especially database servers running oracle Grid Infrastructure, additional should be considered after patching or upgrading the operating system.
Last Friday the new version of Oracle Enterprise Manager Cloud control, Cloud Control 13c release 5, (13.5) was released. So, let’s upgrade the OEM in my lab from 13.4 to 13.5
Common users in a multitenant database are defined in CDB$ROOT and are then available in all PDBs. Privileges can be granted locally (for a single container) or for the whole container database (CONTAINER=ALL). But what about locking and unlocking these users on the different level.