Oracle Data Guard can be used to create a physical standby database as part of your disaster recovery plan for your production Oracle E-Business Suite environment. Oracle Active Data Guard can be used to create a reporting database for your Oracle E-Business Suite database. EBS 12.1.3 documents for use with Oracle Data Guard 19c and Active Data Guard 19c are available here:
When upgrading the database to Oracle Database 19c, you can now upgrade the physical standby database in place. This certified process helps minimize your downtime requirements for the database upgrade of your production and standby databases. Refer to the following document for detailed instructions:
The following is a summary of the steps that must be performed in order to upgrade the EBS standby database in place when upgrading to Database 19c:
1. Prepare for the Oracle Database 19c upgrade. This includes:
a. Installing Database 19c on the primary database server.
b. Creating the Database 19c CDB on the primary database server.
c. Copying the Database 19c ORACLE_HOME to the standby database server.
d. Backing up the Database 19c CDB on the primary database server.
e. Restoring the Database 19c CDB to the standby database server.
f. Configuring log synchronization between the primary and standby Database 19c CDBs.
2. Upgrade to Oracle Database 19c. This includes:
a. Preparing for the upgrade to Database 19c non-CDB.
b. Upgrading the primary database and standby database to Database 19c non-CDB.
3. Convert the primary database and the standby database to Database 19c CDB/PDB.
4. Run AutoConfig on the primary database server and standby database server.