where to find jbpm.db or upgrade from 3.1.x to 3.2.x ?

[javaspacemarine]

hi,

in documentation chapter 8.2. Database upgrades refer to subproject jbpm.db.

where can I find jbpm.db ?
I need to upgrade my database from 3.1.x to 3.2. How can I do this ?

greeds
MacTetz