Re: Regular Expression Question - Mailing list pgsql-general

From Karl O. Pinc
Subject Re: Regular Expression Question
Date
Msg-id 1133630578l.28211l.1l@mofo
Whole thread Raw
In response to Regular Expression Question  (Terry Lee Tucker <terry@esc1.com>)
List pgsql-general
On 12/03/2005 05:48:59 AM, Terry Lee Tucker wrote:
> RE Gurus:
>
> I have a situation where I need to extract a couple pieces of
> information from
> a string. The string, if entered perfectly by the user, would look
> someting
> like this:  DUN: 006235835 SID: KT-3616*
>
> I need to extract the 006235835 into one variable and the KT-3616 into
>
> another. Both "numbers" can possibly be something other than numbers
> alone as
> in the SID: part of the string above. I have come up with a way of
> extracting
> both pieces of information where, at least in my mind, the key
> parameters are
> the colon (:) and a space, as in the first case, or asterik (*), as in
> the
> second case, marking the end of the string to extract.

I would tend to use split_part() and avoid regular expressions
altogether.

select split_part('DUN: 006235835 SID: KT-3616*', ' ', 2);



Karl <kop@meme.com>
Free Software:  "You don't pay back, you pay forward."
                  -- Robert A. Heinlein


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