From: A. Kretschmer <akretschmer@despammed.com>
To: pgsql-sql@postgresql.org
Subject: Re: POSIX Regular Expression question
Date: Mon, 5 Sep 2005 16:13:02 +0200
Message-ID: <20050905141302.GE29043@webserv.wug-glas.de> (raw)
In-Reply-To: <431C4EB2.80401@mediaroot.de>
References: <431C4EB2.80401@mediaroot.de>
am 05.09.2005, um 14:57:06 +0100 mailte Aldor folgendes:
> Hi,
>
> I want to get out a string only with characters A-Za-z.
like this?
test=# select * from foo;
s
--------
123
abz
abz123
(3 rows)
test=# select * from foo where s ~ '^[a-zA-Z]+$';
s
-----
abz
(1 row)
> Any idea how to do this in Postgres with POSIX Regex?
The term '[a-zA-Z]+' means: this chars at least one times, the '^' and
'$' are anchors to the begin and end of the line.
Hope that helps,
Regards, Andreas
--
Andreas Kretschmer (Kontakt: siehe Header)
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To: pgsql-sql@postgresql.org
Cc: akretschmer@despammed.com
Subject: Re: POSIX Regular Expression question
In-Reply-To: <20050905141302.GE29043@webserv.wug-glas.de>
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