This figure illustrates the Properties Tab in the persistence.xml Editor. It should display the following properties:
javax.persistence.jdbc.url = jdbc:oracle:thin:@localhost:1521
javax.persistence.jdbc.user = hr
javax.persistence.jdbc.password = hr
javax.persistence.jdbc.driver = oracle.jdbc.OracleDriver
eclipselink.logging.level=FINE
eclipselink.logging.timestamp=false
eclipselink.logging.thread=false
eclipselink.logging.session=false
eclipselink.logging.connections=false
eclipselink.logging.exceptions=true