jeff sacksteder <jsacksteder(at)gmail(dot)com> writes:
> I'm going to be working with some rather large datasets and I want to
> evaluate the effects of normalization/denormalization on disk space. Is
> there a simple way to find the size on disk of a specific database?
Look into the functions offered by contrib/dbsize. Or read
http://developer.postgresql.org/docs/postgres/storage.html
and use du by hand ;-)
regards, tom lane