Re: Composite primary keys

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Harald Fuchs <hari(dot)fuchs(at)gmail(dot)com>
Cc: pgsql-sql(at)postgresql(dot)org
Subject: Re: Composite primary keys
Date: 2009-06-23 15:26:59
Message-ID: 16729.1245770819@sss.pgh.pa.us
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Harald Fuchs <hari(dot)fuchs(at)gmail(dot)com> writes:
> I tried to throw some invalid SQL to PostgreSQL and found its reaction
> confusing:

> test(# language char(3) NULL,

This is documented as being a no-op specification.

regards, tom lane

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