Re: I need to find all of the unique characters within a text field

From: nw(at)hydaspes(dot)if(dot)org
To: pgsql-admin(at)postgresql(dot)org
Subject: Re: I need to find all of the unique characters within a text field
Date: 2009-11-09 22:16:52
Message-ID: 49708.66.227.17.7.1257805012.squirrel@granicus.if.org
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> How do I identify all of the unique characters within a text field?

select distinct regexp_split_to_table('hello world', E'');

--
nathan wagner

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