Re: Case-Insensitve Text Comparison
От
David E. Wheeler
Тема
Re: Case-Insensitve Text Comparison
Дата
Msg-id
3DEE0501-D904-427D-8F5C-3CF9231AEE0E@kineticode.com
Ответ на
Re: Case-Insensitve Text Comparison (Tom Lane)
Список
Дерево обсуждения
Case-Insensitve Text Comparison "David E. Wheeler" <david@kineticode.com>
Re: Case-Insensitve Text Comparison Tom Lane <tgl@sss.pgh.pa.us>
Re: Case-Insensitve Text Comparison "David E. Wheeler" <david@kineticode.com>
Re: Case-Insensitve Text Comparison Jeff Davis <pgsql@j-davis.com>
Re: Case-Insensitve Text Comparison Andrew Sullivan <ajs@commandprompt.com>
Re: Case-Insensitve Text Comparison Jeff Davis <pgsql@j-davis.com>
Re: Case-Insensitve Text Comparison Martijn van Oosterhout <kleptog@svana.org>
Re: Case-Insensitve Text Comparison Jeff Davis <pgsql@j-davis.com>
Re: Case-Insensitve Text Comparison Martijn van Oosterhout <kleptog@svana.org>
Re: Case-Insensitve Text Comparison Zdenek Kotala <Zdenek.Kotala@Sun.COM>
Re: Case-Insensitve Text Comparison "David E. Wheeler" <david@kineticode.com>
Re: Case-Insensitve Text Comparison Zdenek Kotala <Zdenek.Kotala@Sun.COM>
Re: Case-Insensitve Text Comparison "Pavel Stehule" <pavel.stehule@gmail.com>
Re: Case-Insensitve Text Comparison Zdenek Kotala <Zdenek.Kotala@Sun.COM>
Re: Case-Insensitve Text Comparison "David E. Wheeler" <david@kineticode.com>
Re: Case-Insensitve Text Comparison Zdenek Kotala <Zdenek.Kotala@Sun.COM>
Re: Case-Insensitve Text Comparison Jeff Davis <pgsql@j-davis.com>
Re: Case-Insensitve Text Comparison Tom Lane <tgl@sss.pgh.pa.us>
Re: Case-Insensitve Text Comparison Martijn van Oosterhout <kleptog@svana.org>
Re: Case-Insensitve Text Comparison Jeff Davis <pgsql@j-davis.com>
Re: Case-Insensitve Text Comparison Shane Ambler <pgsql@Sheeky.Biz>
Re: Case-Insensitve Text Comparison Andrew Sullivan <ajs@commandprompt.com>
Re: Case-Insensitve Text Comparison Tino Wildenhain <tino@wildenhain.de>
Re: Case-Insensitve Text Comparison "David E. Wheeler" <david@kineticode.com>
Re: Case-Insensitve Text Comparison Tom Lane <tgl@sss.pgh.pa.us>
Re: Case-Insensitve Text Comparison "David E. Wheeler" <david@kineticode.com>
Re: Case-Insensitve Text Comparison "David E. Wheeler" <david@kineticode.com>
Re: Case-Insensitve Text Comparison Tom Lane <tgl@sss.pgh.pa.us>
Re: Case-Insensitve Text Comparison "David E. Wheeler" <david@kineticode.com>
Re: Case-Insensitve Text Comparison Zdenek Kotala <Zdenek.Kotala@Sun.COM>
Re: Case-Insensitve Text Comparison Oleg Bartunov <oleg@sai.msu.su>
Re: Case-Insensitve Text Comparison "David E. Wheeler" <david@kineticode.com>
Re: Case-Insensitve Text Comparison Oleg Bartunov <oleg@sai.msu.su>
On Jun 1, 2008, at 22:18, Tom Lane wrote: >> I'm using C. Of course you're correct that it depends on the >> locale, I >> always forget that. But does not the Unicode standard offer up some >> sort locale-independent case-insensitivity, so that it gets it right >> some large percentage of the time? > > Not really, and in any case the C locale completely disables any > knowledge of Unicode. C locale knows about 7-bit ASCII and nothing > more. And the locale can only be set by initdb? I don't suppose that there are any collations that sort and index case- insensitively, are there? I don't see anything suggestive in `locale - a`… Thanks, David
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