Migration and Upgrades

A collection of practical guides for upgrading Oracle databases, migrating to multitenant, patching and preparing for modern releases like 23c and 26ai.

Autoupgrade patching

Autoupgrade Patching: Cycling Between Oracle Homes

It’s patching season once again, and as a good oracle technologists I patch my environments to ensure security, fix bugs and enjoy new features. Additionally, Oracle provides us the autoupgrade utility which helps simplify the patching process. In my earlier post about using autoupgrade for my very first time, I downloaded autoupgrade and used it

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pluggable database

Create a pluggable database(19c) from a non-container database.

With the announcement of 26ai on premises, many people (myself included) using 19c will be looking to migrate their existing databases over to 26ai. As announced earlier, 19c is the last release in which the option to use a non-CDB is allowed; from 21c onwards, it’s mandatory to change your database architecture to multitenant. Therefore, anyone

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