best practices from 12.2.0 to 19.10 and from non-CDB to PDB
We have non-CDB 12.2.0.1.0 instances and we need to upgrade to 19.10.0.0.0 - PDB structure
Which is the best practices to do this ?
Autoupgrade? dbca? first upgrade to 19 and then convert from non-CDB to PDB ?
Barbara
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