Orcale driver

see Oracle edition

select * from v$instance

Download the appropriate version of the driver
http://www.oracle.com/technetwork/database/features/jdbc/index-091264.htm
maven To configure
https://mvnrepository.com/artifact/com.oracle.database.jdbc/ojdbc8/19.11.0.0

orcale 19 drive
https://www.oracle.com/database/technologies/appdev/jdbc-ucp-19-12-c-downloads.html

install

mvn install:install-file -DgroupId=com.oracle.database.jdbc -DartifactId=ojdbc8 -Dversion=19.11.0.0 -Dpackaging=jar -Dfile=ojdbc8-19.11.0.0.jar

pom.xml To configure
https://mvnrepository.com/artifact/com.oracle.database.jdbc/ojdbc8/19.11.0.0

 <dependency>
            <groupId>com.oracle.database.jdbc</groupId>
            <artifactId>ojdbc8</artifactId>
            <version>19.11.0.0</version>
        </dependency>