http://www.oracle.com/technetwork/database/features/jdbc/index.html
$ docker build -t my/schemaspy .
http://schemaspy.readthedocs.io/en/latest/started.html#configuration
$ docker run --rm \
-v /path-to/schemaspy.properties:/tmp/schemaspy/schemaspy.properties -v \
-v /path-to/output:/tmp/schemaspy/output -v \
-d my/schemaspy -hq # another options...