DaVinci writes:

> Can I use OIDs for joins between tables without losing functionality?

Sure.

> The problems I am afraid of are:
> 
>       - pg_dump/psql: Can I recover OIDs from security copies?.

pg_dump -o

>       - Indexes: joins between tables linked with OIDs use indexes from
>         OIDs?, should I have to make that indexes or they are automatic?.

You have to make one.

>       - Any other limitation I don't achieve to view?.

Nope, this is really a relatively standard thing.  The oid column isn't
special as compared to other columns, aside from the fact that it is
automatically created.

-- 
Peter Eisentraut      [EMAIL PROTECTED]       http://yi.org/peter-e/

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