From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
---|---|
To: | Gregory Stark <stark(at)enterprisedb(dot)com> |
Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Markus Schiltknecht <markus(at)bluegap(dot)ch>, Martijn van Oosterhout <kleptog(at)svana(dot)org>, NikhilS <nikkhils(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Auto Partitioning |
Date: | 2007-04-06 16:22:55 |
Message-ID: | 461673DF.6050605@commandprompt.com |
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Thread: | |
Lists: | pgsql-hackers pgsql-patches |
> But if we could find a way to represent that it would make a lot of common use
> cases much more convenient to use.
>
>>> (But that sounds rather like pie in the sky, actually. Which other
>>> databases can do that, and how do they do it?)
>> Oracle does it, by building a big index. Few people use it.
>
> The people that use it are the people stuck by dogmatic rules about "every
> table must have a primary key" or "every logical constraint must be protected
> by a database constraint". Ie, database shops run by the CYA principle.
Or ones that actually believe that every table where possible should
have a primary key.
There are very, very few instances in good design where a table does not
have a primary key.
It has nothing to do with CYA.
Joshua D. Drake
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