...03_add_productid_sequence.sql. The next time you call the updateDatabase operation, the database is updatedincrementally by executing this new script. DbMaintain is not the first project trying to automate database deployments...
http://www.theserverside.com/news/thread.tss?thread_id=55117
This paper describes the implementation of FDL. In FDL, all functions are updatedincrementally by the insertion and deletion of equations and an integrity sub-system verifies updates against the declared semantic integrity...
http://www.dcs.bbk.ac.uk/~ap/abstracts/p92.html