Обсуждение: phppgadmin: add unique index vs. add unique key

What's the difference (if any) between adding an index
with a "unique" contraint (indexes->create index) and
adding a unique key (constraints->add unique key) in
phppgadmin?

Thanks,
CSN

__________________________________
Do you Yahoo!?
Yahoo! Mail - More reliable, more storage, less spam
http://mail.yahoo.com