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Oracle Exam 1Z0-1043-20 Topic 10 Question 24 Discussion
Topic #: 10
When you create a domain that includes the Java Required Files (JRF) components, you must select an existing database and provide connection details.
If provisioning is not successful and you find an error "
Failed to validate DB connectivity
When you create a domain that includes the Java Required Files (JRF) components, you must select an existing database and provide connection details. The compute instances use this information to connect to the database and provision the JRF database schemas.
Possible causes for this error include:
You entered the wrong database password or a plain text password.
The database does not allow the compute instances to access its listen port (1521 by default).
Oracle Autonomous Transaction Processing- Check your access control list (ACL).
Oracle Cloud Infrastructure Database- Check the network security group that was assigned to the database, and the security lists for the subnet on which the database was created.
You selected anOracle Cloud Infrastructure Databaserunning Oracle Database 12c or later, and you did not provide the name of a pluggable database (PDB).
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