From: | "A(dot) Kretschmer" <andreas(dot)kretschmer(at)schollglas(dot)com> |
---|---|
To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: SQL UPDATE question |
Date: | 2008-03-14 18:44:30 |
Message-ID: | 20080314184430.GB6979@a-kretschmer.de |
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Thread: | |
Lists: | pgsql-general |
am Fri, dem 14.03.2008, um 13:30:02 -0500 mailte Joshua folgendes:
> Hi,
> Here is a quick and easy one I have a questions about:
>
> I have a table (customers) that has a field (firstname) with the
> following data.
>
> firstname
> --------------------
> Mike H
> Josh
> Jim B
> Katie I
> Jeff
> Suzy
> John R
>
>
> Can someone provide the syntax for a SQL UPDATE statement that will
> remove middle initial in the above column and leave the first name intact?
A little hint, i hopen it is helpful for you:
test=*# select regexp_replace('Mike H', ' .*$','');
regexp_replace
----------------
Mike
You can use this regexp_replace() - function in your UPDATE-Command.
Attention: i assume, that there are no space before the first name.
Andreas
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Andreas Kretschmer
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