19c upgrade
Zero Downtime Database Upgrade From 12c To 19c Using Oracle GoldengateApply Patching On Oracle 19c Database Release Update 19.5.0.0.0Oracle Release And Support Timeline For Oracle Database 19cManual Upgrades to Non-CDB Oracle Database 19cOracle 19c Database Upgrade Matrix.Upgrading to Oracle Database 19c using DBUAApply Patching On Oracle 19c Database Release Update 19.4.0.0.0Oracle 19c Database Upgrade From 11.2.0.4 to 19.2.0.0 Using DBUAOracle 19c Database Upgrade From 11.2.0.4 to 19.2.0.0 Using Manual MethodOracle 19c Database Upgrade From 12.2.0.1 to 19.2.0.0 Using DBUA