How to upgrade to Oracle Database 19c from 18c on Linux with autoupgrade tool

Following, the steps to upgrade from Oracle Database 18c to new Oracle Database 19c (version 19.3)  

During the upgrade, the database can’t provide any service because will be open with “upgrade” option. Ensure to have a database backup before apply the upgrade. 

Autoupgrade is a new oracle tool to upgrade database automatically. 

We used an an Oracle Linux 7.6 environment.

#STEP1: Download Oracle Database 19.3 release

#STEP2: Install the software
sudo yum -y install oracle-database-preinstall-19c.x86_64
Plugin abilitati:langpacks, ulninfo
Risoluzione dipendenze
--> Esecuzione del controllo di transazione
---> Pacchetto oracle-database-preinstall-19c.x86_64 0:1.0-1.el7 settato per essere installato
--> Risoluzione delle dipendenze completata

Dipendenze risolte

Install  1 Pacchetto
Dimensione totale del download: 18 k
Dimensione installata: 55 k
Downloading packages:
oracle-database-preinstall-19c-1.0-1.el7.x86_64.rpm                                                                            |  18 kB  00:00:04     
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installazione     : oracle-database-preinstall-19c-1.0-1.el7.x86_64                                                                             1/1 
  Verifica in corso : oracle-database-preinstall-19c-1.0-1.el7.x86_64                                                                             1/1 

  oracle-database-preinstall-19c.x86_64 0:1.0-1.el7                                                                                                   


=>Open Linux Desktop or setting X11<=
mkdir /oracle/product/19
cd /oracle/product/19
unzip /media/sf_Downloads/ -d /oracle/product/19
export ORACLE_HOME=/oracle/product/19

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