Re: How to clean up phone-numbers with regex?

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From: Rob Sargent <robjsargent@gmail.com>
To: Andreas <maps.on@gmx.net>
Cc: pgsql-sql@postgresql.org <pgsql-sql@postgresql.org>
Subject: Re: How to clean up phone-numbers with regex?
Date: Mon, 19 May 2014 07:39:58 -0600
Message-ID: <255A9A75-C8A3-4AE6-91E4-1819BE37DC27@gmail.com> (raw)
In-Reply-To: <5379C6C1.5020904@gmx.net>
References: <5379C6C1.5020904@gmx.net>
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Have you looked into regular expressions?

Sent from my iPhone

> On May 19, 2014, at 2:54 AM, Andreas <maps.on@gmx.net> wrote:
> 
> Hi
> 
> I need to clean up phone-numbers. Somehow I got a Excel list that has weird graphical characters trailing some of the entries.
> My DB is UTF8 so it would store this mess but I don't like to import it in the first place.
> 
> OK, I know how to read the stuff into a temporary table to clean it up before the actual import.
> How can I do an update on the column that deletes every char that is not in a given set of chars like '+- 0123456/()'?
> 
> 
> Second but similar question:
> How can I select records that have fields that contain characters       not included in a given alphabet?
> E.G. find fields that contain some char not in 0-9,a-z,A-Z, +-()/?
> 
> 
> regards
> Andreas

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