Here is a shout out to very good blog post by Mike Dietrich Master Product Manager for Oracle Database Upgrade and Migrations: Faster Oracle Database Upgrades but with lesser memory.
Quick Recap on this topic.
Cheers.
Quick Recap on this topic.
- Reducing SGA and PGA sizes for Database Upgrades makes the whole process faster by leveraging lesser memory.
- Leverage Large Pages for Database Operations and Upgrades.
- Database is started in Upgrade Mode during restarts.
- Upgrades don't touch User Data.
Cheers.
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