Date: Mon, 19 May 2014 08:52:12 -0700 (PDT)
From: David G Johnston <david.g.johnston@gmail.com>
To: pgsql-sql@postgresql.org
Message-ID: <1400514732379-5804493.post@n5.nabble.com>
In-Reply-To: <537A26B5.3030309@pinpointresearch.com>
References: <5379C6C1.5020904@gmx.net> <537A26B5.3030309@pinpointresearch.com>
Subject: Re: How to clean up phone-numbers with regex?
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Steve Crawford wrote
> On 05/19/2014 01:54 AM, Andreas wrote:
> 
>>
>> 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, +-()/?
>>
> See regexp_match on the above-referenced page.
> 
> Cheers,
> Steve

Actually, section "9.7.3. POSIX Regular Expressions" - specifically table
9-11 at the beginning of that section - is the most common way to perform
the tests in a where clause.  regexp_matches(...) is for when you want to
extract data.

David J.


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