From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric S Fraga <e.fraga@ucl.ac.uk>
Subject: =?UTF-8?B?UmU6IEJ1ZzogbWlzc2luZyBoZWFkZXIgYXJndW1lbnQgZG9lcyBu?=
 =?UTF-8?B?b3Qgd29yayBhbnkgbG9uZ2VyIGNhdXNpbmcgR251cGxvdCB0byBtaXNpbnRl?=
 =?UTF-8?B?cnByZXQgZGF0YSBbOC4zLjQgKDguMy40LTQ3LWdhZjg1M2QtZWxwYXBsdXMg?=
 =?UTF-8?B?QCBjOi9Vc2Vycy9oYXJhbGQvQXBwRGF0YS9Sb2FtaW5nLy5lbWFjcy5kL2Vs?=
 =?UTF-8?B?cGEvb3JnLXBsdXMtY29udHJpYi0yMDE2MDUwMi8pXQ==?=
Date: Wed, 11 May 2016 07:27:39 +0100
Message-ID: <87bn4dw1lw.fsf@delle7240.chemeng.ucl.ac.uk>
References: <724c6191d1fb436eac50aeb00637a4ac@HE1PR01MB1898.eurprd01.prod.exchangelabs.com>
Reply-To: Eric S Fraga <e.fraga@ucl.ac.uk>
Mime-Version: 1.0
Content-Type: text/plain
Return-path: <emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:4830:134:3::10]:41075)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <e.fraga@ucl.ac.uk>) id 1b0Qu3-0000n9-JG
	for emacs-orgmode@gnu.org; Wed, 11 May 2016 05:58:04 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <e.fraga@ucl.ac.uk>) id 1b0Qtx-00034e-HA
	for emacs-orgmode@gnu.org; Wed, 11 May 2016 05:58:02 -0400
Received: from mail-db3on0133.outbound.protection.outlook.com
	([157.55.234.133]:54672
	helo=emea01-db3-obe.outbound.protection.outlook.com)
	by eggs.gnu.org with esmtp (Exim 4.71)
	(envelope-from <e.fraga@ucl.ac.uk>) id 1b0Qtw-00031U-I9
	for emacs-orgmode@gnu.org; Wed, 11 May 2016 05:57:57 -0400
In-Reply-To: <724c6191d1fb436eac50aeb00637a4ac@HE1PR01MB1898.eurprd01.prod.exchangelabs.com>
	(Harald Sanftmann's message of "Tue, 10 May 2016 18:55:39 +0000")
List-Id: "General discussions about Org-mode." <emacs-orgmode.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/emacs-orgmode/>
List-Post: <mailto:emacs-orgmode@gnu.org>
List-Help: <mailto:emacs-orgmode-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=subscribe>
Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org
Sender: "Emacs-orgmode"
	<emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org>
To: Harald Sanftmann <haraldsa@web.de>
Cc: "emacs-orgmode@gnu.org" <emacs-orgmode@gnu.org>

On Tuesday, 10 May 2016 at 18:55, Harald Sanftmann wrote:
> Hi!
>
> I have some org-tables which contain empty fields. I specified
> :missing "?" to get the right results. When I try to plot them with
> Gnuplot the empty fields are not exported as '?' but just as empty
> strings ''. Gnuplot therefore just uses the next non empty field for
> the value and therefore shifts the columns of the given row.

[...]

>   #+begin_src gnuplot :var data=data-missing :exports both :file data-missing.svg :missing "?" :set "xtics nomirror rotate by -45 font \",8\""

You could set data to be part of the table, not the whole table.  You
could exclude the first column entirely and avoid the problem with
missing data.

Check the documentation on the var header argument in the info manual.
-- 
: Eric S Fraga (0xFFFCF67D), Emacs 25.0.90.1, Org release_8.3.3-535-g7213aa