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Re: per-tablespace random_page_cost/seq_page_cost

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Dimitri Fontaine <dfontaine(at)hi-media(dot)com>
Cc: Greg Stark <gsstark(at)mit(dot)edu>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Andres Freund <andres(at)anarazel(dot)de>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>, Josh Berkus <josh(at)agliodbs(dot)com>
Subject: Re: per-tablespace random_page_cost/seq_page_cost
Date: 2009-11-02 21:34:52
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
On Mon, Nov 2, 2009 at 4:11 PM, Dimitri Fontaine <dfontaine(at)hi-media(dot)com> wrote:
> Hi, excuse the quoting style... and the intrepid nature of the following
> content...
> --
> dim
> Le 1 nov. 2009 à 13:43, Greg Stark <gsstark(at)mit(dot)edu> a écrit :
>> We could have a column for all booleans, a column for all integers,
>> etc. but that's not really any more normalized than having a single
>> column for all the types with a rule for how to marshal each value
>> type.
> Thé other day, on IRC, someone wanted a dynamic table accepting value in
> whichever column you name. That would probably mean having a special INSERT
> INTO which ALTER TABLE ... ADD COLUMN ... for you.
> This sure looks suspicious, but the asking came from another product and it
> seems that could help here too. Oh and you get text columns I guess, by
> default...

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