Re: WIP: extensible enums

From: Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Thom Brown <thom(at)linux(dot)com>, Joseph Adams <joeyadams3(dot)14159(at)gmail(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Alvaro Herrera <alvherre(at)commandprompt(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: WIP: extensible enums
Date: 2010-08-23 19:20:15
Message-ID: 4C72C9EF.6010307@enterprisedb.com
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On 23/08/10 22:06, Tom Lane wrote:
> Thom Brown<thom(at)linux(dot)com> writes:
>> On 23 August 2010 19:25, Joseph Adams<joeyadams3(dot)14159(at)gmail(dot)com> wrote:
>>> But what if you want to insert an OID at the end?
>
>> ALTER TYPE colors ADD 'orange';
>
> Alternatively, if people are dead set on symmetry, what we should do
> to simplify is drop *this* syntax, and just have the BEFORE and AFTER
> variants.

Then you need to know the last existing value to add a new one to the
end. Seems awkward.

--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com

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