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Re: Creating large database of MD5 hash values

From: Decibel! <decibel(at)decibel(dot)org>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: Jon Stewart <jonathan(dot)l(dot)stewart(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: Creating large database of MD5 hash values
Date: 2008-05-24 17:43:51
Message-ID: FDB7BBE9-6DC0-4E31-9082-AA68F2ABB7E9@decibel.org (view raw or flat)
Thread:
Lists: pgsql-performance
On Apr 11, 2008, at 10:25 AM, Alvaro Herrera wrote:

Sorry, yes, I'm behind on email... :(

> If MD5 values will be your primary data and you'll be storing millions
> of them, it would be wise to create your own datatype and operators  
> with
> the most compact and efficient representation possible.


If you do this *please* post it. I really think it would be worth  
while for us to have fixed-size data types for common forms of binary  
data; MD5, SHA1 and SHA256 come to mind.
-- 
Decibel!, aka Jim C. Nasby, Database Architect  decibel(at)decibel(dot)org
Give your computer some brain candy! www.distributed.net Team #1828


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