Please find an updated blog post here:
- https://mikedietrichde.com/2015/09/04/oracle-non-cdb-architecture-may-be-desupported-after-oracle-database-12-2/
- https://mikedietrichde.com/2017/03/14/non-cdb-still-exists-in-oracle-database-12-2-oracle-18-oracle-19/
as the text in the Database Upgrade Guide has been changed as well.
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What does this mean?
Deprecation first of all does not mean “desupported”. It means in this case that you of course can have still stand-alone Oracle databases as you know the architecture from previous releases. But you can also have a single-tenant deployment (a CDB with one PDB – no Multitenant license required) or multitenant databases (a CDB with up to 252 PDBs – Multitenant Option license required).…
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