| From: | "William Temperley" <willtemperley(at)gmail(dot)com> |
|---|---|
| To: | |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Very large tables |
| Date: | 2008-11-28 18:46:54 |
| Message-ID: | 439dc11e0811281046w7e08e966o8bc7cb9e9c1144ff@mail.gmail.com |
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| Lists: | pgsql-general |
On Fri, Nov 28, 2008 at 5:46 PM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
>
> I would look carefully at the number of bits required for each float
> value. 4 bytes is the default, but you may be able to use less bits than
> that rather than rely upon the default compression scheme working in
> your favour. Custom datatypes are often good for this kind of thing.
>
I might try that, thanks.
On Fri, Nov 28, 2008 at 4:58 PM, Grzegorz Jaśkiewicz <gryzman(at)gmail(dot)com> wrote:
>
> Still, I wouldn't go too far down the 'compress and stick in as bytea' road,
> cos it is quite slippery, even tho might look shiny at first,
Thanks for the warning!
Thanks for everyone's help and ideas on this. Off to experiment.
Cheers
Will
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