Tom Lane <[EMAIL PROTECTED]> writes:

> Actually, the more I think about it the more I think that 3 numbers
> might be the answer.  99% of the code would use only the permanent ID.

Don't we already have such a permanent number -- just one we don't use
anywhere in the data model? Namely the oid of the pg_attribute entry. It's
actually a bit odd that we don't use it since we use the oid of just about
every other system catalog record as the primary key.

  Gregory Stark

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