![]() Now it is time to read the documentation.If version is 12.2 or higher, then save the file in $ORACLE_HOME/rdbms/admin.Download from Oracle Support the actual Pre-Upgrade Script.It’s time so say good bye … from non-CDBĭownload, install and run the Database Pre-Upgrade Utility.plan the changeover in the Multitenant „World“ NOW!.Oracle will desupport the non-CDB in Version 20c.Check the update regarding three PDBs in the Oracle 19c License Guide.In Oracle19c you can setup 3 PDB’s in a CDB without the Multitenant license.Important note while planing the Upgrade to 19c Use OFA (Oracle Flexible Architecture) for the Setup.If the OS is not supported please open an Service Request and ask for Support.Check if OS Version is certified by Oracle Support.Client / Server Interoperability Support Matrix for Different Oracle Versions.PreUpgrade_19 Zip File latest Version (check for new Version).Health Check Script use before Upgrade or once a year.(the list is not complete because there are a lot more documents) My list is not complete but here are very important Doc-ID’s for the Upgrade ![]() If you prefer to do the Upgrade to 19c manually and step-by-step then you can follow my article and have fun otherwise skip this blog articleīefore you start you need to read a lot Doc-ID’s from Oracle Support Actually it is very cool to do everything with so called „auto tools“.
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