Upgrading the PDB$SEED takes always longer than any other container.
What is the reason for an upgrade of the PDB$SEED taking so much longer in a real world environment?
How does an upgrade with Oracle Multitenant work?
I have written several blog posts in the past about the different techniques to upgrade an Oracle Multitenant environment:
The interesting case happens in the “Everything At Once“. The PDB$SEED takes significantly longer to upgrade than any other container.
Upgrading the PDB$SEED takes always longer?
Quick recap: The PDB$SEED is the (I call it) blueprint …Continue reading...