Re: Bloom index

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Teodor Sigaev <teodor(at)sigaev(dot)ru>
Cc: Greg Stark <gsstark(at)mit(dot)edu>, Robert Haas <robertmhaas(at)gmail(dot)com>, Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Bloom index
Date: 2010-01-18 14:49:47
Message-ID: 5174.1263826187@sss.pgh.pa.us
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Teodor Sigaev <teodor(at)sigaev(dot)ru> writes:
>> Yeah, (1) rand isn't a good random number generator and (2) fooling with

> I tested rand() and random() generator and results was close to the same, and
> rand() was even slightly better.

That is true on some platforms, but on others rand() is very bad.

regards, tom lane

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