Re: [GENERAL] child table doesn't inherit PRIMARY KEY?

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Stephan Szabo <sszabo(at)megazone23(dot)bigpanda(dot)com>
Cc: PostgreSQL-development <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: [GENERAL] child table doesn't inherit PRIMARY KEY?
Date: 2001-01-24 13:44:16
Message-ID: 200101241344.IAA12094@candle.pha.pa.us
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OK, what do people want to do with this item? Add to TODO list?

Seems making a separat unique constraint would be easy to do and be of
value to most users.

>
> Probably, since I see it in near recent sources (and it affects
> UNIQUE as well. As I remember it, the last discussion on this couldn't
> determine what the correct behavior for unique/primary key constraints
> was in the inheritance case (is it a single unique hierarchy through
> all the tables [would be needed for fk to inheritance trees] or
> separate unique constraints for each table [which would be similar
> to how many people seem to currently use postgres inheritance as a
> shortcut]).
>
> On Thu, 18 Jan 2001, Bruce Momjian wrote:
>
> > Does this bug still exist?
> >
> > [ Charset ISO-8859-1 unsupported, converting... ]
> > > Louis-David Mitterrand writes:
> > >
> > > > When creating a child (through CREATE TABLE ... INHERIT (parent)) it
> > > > seems the child gets all of the parent's contraints _except_ its PRIMARY
> > > > KEY. Is this normal?
>
>

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