Re: POSIX Regular Expression question

From: "A(dot) Kretschmer" <akretschmer(at)despammed(dot)com>
To: pgsql-sql(at)postgresql(dot)org
Subject: Re: POSIX Regular Expression question
Date: 2005-09-05 15:10:12
Message-ID: 20050905151012.GA13161@webserv.wug-glas.de
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am 05.09.2005, um 16:19:28 +0200 mailte Peter Eisentraut folgendes:
> Am Montag, 5. September 2005 15:57 schrieb Aldor:
> > I want to get out a string only with characters A-Za-z.
> > Any idea how to do this in Postgres with POSIX Regex?
>
> Presumably,
>
> colname ~ '^[A-Za-z]*$'
^

This match also a empty string.

Andreas
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