"Ardian Xharra \(Boxxo\)" <axharra@boxxo.info> writes:
> Sorry, the exact version is
> PostgreSQL 7.3.3 on sparc-sun-solaris2.8, compiled by GCC gcc (GCC) 3.3.2
You really, really, really need to update that, ASAP. Even if you
don't need usable expression indexes, compelling reasons can be found at
http://developer.postgresql.org/docs/postgres/release-7-3-14.html
and following pages.
regards, tom lane