From: Tom Lane <tgl@sss.pgh.pa.us>
To: Bruce Momjian <bruce@momjian.us>
Cc: Decibel! <decibel@decibel.org>
Cc: Alvaro Herrera <alvherre@commandprompt.com>
Cc: Jon Stewart <jonathan.l.stewart@gmail.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: Creating large database of MD5 hash values
Date: Wed, 28 May 2008 19:41:46 -0400
Message-ID: <11406.1212018106@sss.pgh.pa.us> (raw)
In-Reply-To: <200805282337.m4SNba128261@momjian.us>
References: <200805282337.m4SNba128261@momjian.us>
Bruce Momjian <bruce@momjian.us> writes:
> Decibel! wrote:
>> 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.
> Why do you think it would be worth while?
Given that the overhead for short bytea values is now only one byte
not four-plus-padding, the argument for such types is surely a lot
weaker than it was before 8.3.
regards, tom lane
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To: pgsql-performance@postgresql.org
Cc: tgl@sss.pgh.pa.us, bruce@momjian.us, decibel@decibel.org, alvherre@commandprompt.com, jonathan.l.stewart@gmail.com
Subject: Re: Creating large database of MD5 hash values
In-Reply-To: <11406.1212018106@sss.pgh.pa.us>
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