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Re: Change a character in a text field

From: Karen Stone <kstone(at)mhs(dot)mphasis(dot)com>
To: Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> ,Naomi Walker <nwalker(at)mhs(dot)mphasis(dot)com> ,"pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org>
Subject: Re: Change a character in a text field
Date: 2008-07-01 23:00:15
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-admin
Can you please provide a complete example of how to use this in the
update command?  ie... how do we select the table/field that we want to
interrogate and make the change to?


Karen Stone
Technical Services
MphasiS Health Solutions
602.604.3100 x265

-----Original Message-----
From: pgsql-admin-owner(at)postgresql(dot)org
[mailto:pgsql-admin-owner(at)postgresql(dot)org] On Behalf Of Kevin Grittner
Sent: Tuesday, July 01, 2008 2:23 PM
To: Naomi Walker; pgsql-admin(at)postgresql(dot)org
Subject: Re: [ADMIN] Change a character in a text field

>>> Naomi Walker <nwalker(at)mhs(dot)mphasis(dot)com> wrote: 
> Is there some way with a SQL state to interrogate a text field, and 
> replace characters.
> For example, we would like all "|"'s to be changed to something else,
> a regular basis...
It sounds like you might want to look at the regexp_replace function:
Be sure to use a WHERE clause on your UPDATE with the ~ operator.

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