Re: greedy or not? regexps...

From: "Anton Melser" <melser(dot)anton(at)gmail(dot)com>
To: "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: greedy or not? regexps...
Date: 2007-02-23 14:56:07
Message-ID: 92d3a4950702230656y268b7498i22d1dbd3114ff24b@mail.gmail.com
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Intellectually challenged Anton strikes again!
I wanted +, not *. Sometimes I think I'm not cut out for IT! :-(
Thanks heaps,
Anton

On 23/02/07, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> "Anton Melser" <melser(dot)anton(at)gmail(dot)com> writes:
> > I am trying to understand the function substring.
>
> You haven't actually said anything that sounded surprising; and in any
> case, without seeing the data being operated on, we can't comment much
> on what's happening. I will note that '=([0-9]*)' is going to match
> to the *first* "=" in the string, whether there happen to be any digits
> after it or not, because the *-construct can match zero characters.
>
> regards, tom lane
>

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