https://www.mkyong.com/maven/how-to-add-oracle-jdbc-driver-in-your-maven-local-repository/ I tried to do
$ mvn install:install-file -Dfile=path/to/your/ojdbc8.jar -DgroupId=com.oracle -DartifactId=ojdbc8 -Dversion=19.3 -Dpackaging=jar but errors keep showing
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 0.068 s
[INFO] Finished at: 2019-11-21T20:48:56+01:00
[INFO] ------------------------------------------------------------------------
[ERROR] The goal you specified requires a project to execute but there is no POM in this directory (C:\Users\Administrateur). Please verify you invoked Maven from the correct directory. -> [Help 1]