Re: user input during runtime

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От David Fetter
Тема Re: user input during runtime
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Msg-id 20070217173059.GA3610@fetter.org
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Ответ на Re: user input during runtime  (Bruce Momjian <bruce@momjian.us>)
Ответы Re: user input during runtime  (Magnus Hagander <magnus@hagander.net>)
Список pgsql-general
On Fri, Feb 16, 2007 at 08:23:48PM -0500, Bruce Momjian wrote:
> Ashish Karalkar wrote:
> > Hello All,
> > I want to prompt user to input some value and do some action on that value in runtime of a sql script.
> > Is there any psql command to do this ??
> > I can use \echo do display massage
> > but to take input what is the command?
> > Thanks in advance
>
> You can do:
>
>     \echo -n 'Enter value: '
>     \set x `read && echo $REPLY`

Neat trick!  Is there one that works on all our supported platforms?
I'm guessing Win32 will just get confused about backticks.

> in psql. I think we will have \prompt in 8.3.

Well, I guess it's not all that crucial with \prompt coming out. :)

Cheers,
D
--
David Fetter <david@fetter.org> http://fetter.org/
phone: +1 415 235 3778        AIM: dfetter666
                              Skype: davidfetter

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