HxGN EAM version 11.6 supports Oracle versions 12.2.0.1, 18.0.0.0 and 19.0.0.0.
Database upgrades should be done by a qualified DBA who has knowledge of Oracle and SQL-related errors. If you have any questions, please contact the Hexagon Support group.
Some of these tasks may require you to reference your on-site report given to you by the installer.