<ul><li>The Database Upgrade Assistant (DBUA) and manual upgrades are no longer supported in Oracle 23ai, with the recommendation to use AutoUpgrade for database upgrades.</li><li>The exp/imp tools, though not supported, are still present in Oracle 23.5 and can be used as an alternative to DataPump.</li><li>Traditional Auditing is no longer supported in Oracle 23ai, while pre-existing policies from earlier versions remain active.</li><li>The Data Recovery Advisor (DRA) feature has been fully removed in Oracle 23ai with no replacement.</li></ul>

Key Features No Longer Supported in Oracle 23ai

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