From: Andrew Dunstan <andrew@dunslane.net>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: ghatpande@vsnl.net, Dann Corbit <DCorbit@connx.com>
Cc: pgsql hackers <pgsql-hackers@postgresql.org>
Subject: Re: Proposal: First step towards Intelligent, integrateddatabase
Date: Wed, 01 Dec 2010 09:59:17 -0500
Message-ID: <4CF662C5.70109@dunslane.net> (raw)
In-Reply-To: <15327.1291214468@sss.pgh.pa.us>
References: <e66387cf27cb.4cf66784@vsnl.net>
<87F42982BF2B434F831FCEF4C45FC33E4209B193@EXCHANGE.corporate.connx.com>
<e4c6b847677.4cf66dc4@vsnl.net>
<15327.1291214468@sss.pgh.pa.us>
On 12/01/2010 09:41 AM, Tom Lane wrote:
> ghatpande@vsnl.net writes:
>> Create domain is only useful for abstracting common constraints on fields into single location for maintenance. It may not be useful to link tables.
> It's still unclear what this does that you don't get from inheritance,
> typed tables, use of a table's rowtype as a field type, or CREATE TABLE
> LIKE. This isn't exactly virgin territory.
>
>
Yeah. Actually, the whole thing reminded me somewhat of the pre-RDBMS
data stores I worked with 25 years or so ago. "Those who cannot remember
history are doomed to repeat it."
cheers
andrew
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To: pgsql-hackers@postgresql.org
Cc: andrew@dunslane.net, tgl@sss.pgh.pa.us, DCorbit@connx.com
Subject: Re: Proposal: First step towards Intelligent, integrateddatabase
In-Reply-To: <4CF662C5.70109@dunslane.net>
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