For a similar tool for Sybase, see dbschema.pl1. I wrote the original version of this tool many years ago, but it's still as useful, letting you reverse engineer an entire Sybase database...
1. It seems that this site is currently down, however.
Once (shame on you!)
Twice (shame on me!)
More often than I'd like to be
All the time
Just when answering stupid polls
Who you callin' a fool?
I refuse to vote in this ridiculous poll
Results (533 votes). Check out past polls.