Like I said. The tables are generated with JPA Entities. If you checkout the persistence file, you can get the class names. Eg. Table SESSIONINFO entity class is in
drools-persistence-jpa-5.x.x.jar. These are classes with @ Entity annotation and are created when you deploy jpbm-console-server war.
For help on migration, checkout this link. http://planet.jboss.org/post/migrating_to_jbpm5
Regards.