https://github.com/gratiartis/multids-demo/tree/now-with-spring-boot
https://scattercode.co.uk/2016/01/05/multiple-databases-with-spring-boot-and-spring-data-jpa/
https://scattercode.co.uk/2013/11/18/spring-data-multiple-databases/


#logging:
#  level: INFO
..
    url: jdbc:mysql://localhost:3306/foo_schema?useSSL=false&useUnicode=true&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=UTC
    password: 1234
(application.yml)

    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>8.0.13</version>
    </dependency>
(pom.xml)