View Single Post

   
  #3 (permalink)  
Old 04-11-2008, 08:20 AM
David Fetter
 
Posts: n/a
Default Re: Immodest Proposal: pg_catalog.pg_ddl

On Tue, Dec 13, 2005 at 11:33:20PM -0500, Tom Lane wrote:
> David Fetter <david@fetter.org> writes:
> > The idea is to make a new table in pg_catalog called pg_ddl.

>
> This seems rather poorly thought out --- I can't even tell whether
> your intention is to make a log of past operations,


Yes.

> or to provide a uniform way to extract the current definition of
> every object. If the latter, recording text won't do it. If the
> former, the notion that all DDL can be uniquely keyed to one object
> OID is bogus,


What could it be keyed to, then?

> and I don't even see the argument for doing it via a table rather
> than via the postmaster log.


Simple. Postmaster logs can roll over or otherwise be lost without
damaging the DB. This would provide a non-volatile log of DDLs.

It occurs to me that the creator's or in the case of ALTER, the
modifier's, rolename and oid should be along.

Thanks for the feedback

Cheers,
D
--
David Fetter david@fetter.org http://fetter.org/
phone: +1 415 235 3778

Remember to vote!

---------------------------(end of broadcast)---------------------------
TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match

Reply With Quote