When running mvn liquibase:updateSQL on a fresh database the goal creates the supporting DATABASECHANGELOG database tables.
This should be the same as the liquibase command line where no tables are created automatically.
This is a duplicate of CORE-1459.
Also to be clear here, the problem is that maven liquibase is directly adding the tables to the target database rather than just outputting them to the migration script.
It is a duplicate of