Re: [SQL] SQL Spec Compliance Questions - Mailing list pgsql-advocacy

From Enrico Weigelt
Subject Re: [SQL] SQL Spec Compliance Questions
Date
Msg-id 20040603172001.GJ32598@nibiru.metux.de
Whole thread Raw
In response to Re: SQL Spec Compliance Questions  (Peter Eisentraut <peter_e@gmx.net>)
List pgsql-advocacy
* Peter Eisentraut <peter_e@gmx.net> wrote:
> Josh Berkus wrote:
> > > 4.16.2 Referenceable tables, subtables, and supertables
> > >         A table BT whose row type is derived from a structured type
> > > ST is called a typed table. Only a base table or a view can be a
> > > typed table. A typed table has columns corresponding, in name and
> > > declared type, to every attribute of ST and one other column REFC
> > > that is the self-referencing column of BT; let REFCN be the
> > >
> > > I really don't quite understand this, but I don't think we have it
> > > ;-)
> >
> > Ye Gods and Little Fishes!!
> >
> > Was the SQL99 Committee smoking crack, or what?    What the heck is
> > that *for*?
>
> Object/relational mapping?
hmm. any example for that stuff ?


cu
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