On Mon, 11 Mar 2002, [iso-8859-1] John Bell wrote:
> The tgname field in pg_trigger for referential
> integrity constraints is of the form:
> RI_ConstraintTrigger_<oid>. I was just wondering what
> the OID references as I can find nothing in the system
> tables with the specified OID.
IIRC, it's just getting an oid to use for making a unique
name.