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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Scott Cain <cain@cshl.org>
Cc: pgsql-performance@postgresql.org
Subject: Re: EXTERNAL storage and substring on long strings
Date: Thu, 31 Jul 2003 16:32:00 -0400
Message-ID: <18763.1059683520@sss.pgh.pa.us> (raw)
In-Reply-To: <1059682839.5415.53.camel@localhost.localdomain>
References: <1059679600.1429.41.camel@localhost.localdomain>
	<18305.1059680697@sss.pgh.pa.us>
	<1059682839.5415.53.camel@localhost.localdomain>

Scott Cain <cain@cshl.org> writes:
>> (BTW, if you are using a multibyte database encoding, then that's your
>> problem right there --- the optimization is practically useless unless
>> character and byte indexes are the same.)

> I shouldn't be, but since it is an RPM, I can't be sure.

Look at "psql -l" to see what encoding it reports for your database.

			regards, tom lane



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