grant privileges to all tables with wildcard?

I'm running PostgreSQL 7.0.2 on Linux.

I'm looking for an efficient way to grant a set of
privileges at the database level (all tables).  Can I
use a wildcard in place of the table name in the SQL
command GRANT?

Thanks,

Andrew Gould

__________________________________________________
Do You Yahoo!?
Yahoo! Shopping - Thousands of Stores. Millions of Products.
http://shopping.yahoo.com/