From: Xi Shen <davidshen84@gmail.com>
To: Michael Welle <mwe012008@gmx.net>
Cc: emacs-orgmode@gnu.org
Subject: Re: Is it possible to pass variable to variables of src block?
Date: Tue, 12 Dec 2017 06:30:01 +0000 [thread overview]
Message-ID: <CANO68EMA5Abr1wBsoZ386i+b36QzXyT4d8Ssfxszr88jkGiNKg@mail.gmail.com> (raw)
In-Reply-To: <877eu0gq3p.fsf@luisa.c0t0d0s0.de>
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Hi Michael,
Yes, I think this is a way to my previous question. But what I really want
to achieve is to loop through a list of server names and execute a script
on them.
Say I have 20 different database server. How can I do a loop with each
server?
Regards,
David
On Wed, Dec 6, 2017 at 5:34 PM Michael Welle <mwe012008@gmx.net> wrote:
> Hello,
>
> Xi Shen <davidshen84@gmail.com> writes:
>
> > Hi,
> >
> > http://orgmode.org/manual/var.html
> >
> > This wiki explains how to use variable inside a src block. But I wonder
> if
> > it is possible to specify variable to the variables in the src
> definition.
> >
> > E.g. for the sql src block, I want to execute a script on different
> server.
> > I want to define a variable for the ":dbhost" variable.
> did you think about something like this?
>
>
> (setq hmw/dbhost "db1")
>
> #+BEGIN_SRC sql :dbhost (symbol-value 'hmw/dbhost) :dbuser weather
> :database environment :engine postgresql
> select time, temperature from weather limit 20;
> #+END_SRC
>
> Regards
> hmw
>
>
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next prev parent reply other threads:[~2017-12-12 6:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-05 5:19 Is it possible to pass variable to variables of src block? Xi Shen
2017-12-06 9:31 ` Michael Welle
2017-12-12 6:30 ` Xi Shen [this message]
2017-12-12 7:17 ` Ihor Radchenko
2017-12-13 9:57 ` Michael Welle
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