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Full Discussion: awk should output if one input file doesnt have matching key
Top Forums Shell Programming and Scripting awk should output if one input file doesnt have matching key Post 302313886 by pinnacle on Wednesday 6th of May 2009 09:14:57 PM
Old 05-06-2009
awk should output if one input file doesnt have matching key
Code:
nawk -F, 'FNR==NR{a[$1]= $3 ;next} $2 in a{print $1, 'Person',$2, a[$2]}' OFS=, filea fileb

Input filea
Quote:
Name,state,zip
david,va,25458
radha,tx,25254
vince,ny,25845
Input fileb
Quote:
id,Name
21,david
25,david
22,radha
23,surender
24,vince


output i am getting :
Quote:
output i am getting:
21,,david,25458
25,,david,25458
22,,radha,25254
24,,vince,25845

Quote:
Output wanted:
21,Person,david,25458
25,Person,david,25458
22,Person,radha,25254
23,Person,surender,
24,Person,vince,25845
 

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LEARN ABOUT DEBIAN

hgview

HGVIEW(1)																 HGVIEW(1)

NAME

       hgview - Qt based mercurial repository browser

SYNOPSIS

       hgview [options] [filename]

DESCRIPTION

       hgview(1) is a GUI application usually invoked from the command line. The simplest way to use it is to install it as a hg extension.
       Alternatively, it can be used as a standalone application.

       If [filename] is given, hgview will start in file-diff mode, in which user can easily compare arbitrary revisions of a file.

       Use ``hg help hgview`` for an extended help description

OPTIONS

       -n, --navigate (require a filename)
	   starts in filelog navigation mode

       -r REV, --rev=REV
	   starts in manifest mode for given revision

FILES

       ~/.hgrc
	   This is the standard file for configuring hg and its extensions. See hg qv-config for more details on what can be configured this way.

       ~/.hgusers
	   This file holds configurations related to authors of patches in the hg repository. See hg qv-config for more details on what can be
	   configured this way.

BUGS

       Please report any found bug on the mailing list or via email. Patches (or mercurial bundles) are always welcome.

AUTHOR

       Current version has been mainly written by David Douard <david.douard@logilab.fr[1]>, based on hgview 0.x code which has been written by
       Ludovic Aubry, Graziella Toutoungis and others.

RESOURCES

       http://www.logilab.org/project/hgview

COPYRIGHT

       Copyright (C) 2011 David Douard (david.douard@logilab.fr[1]). Copyright (C) 2007-2011 LOGILAB S.A. (Paris, FRANCE), http://www.logilab.fr/
       -- mailto:contact@logilab.fr

LICENSING

       This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by
       the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

       This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

       You should have received a copy of the GNU General Public License along with this pro- gram; if not, write to the Free Software Foundation,
       Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.

AUTHOR

       David Douard <david.douard@logilab.fr>
	   Author.

NOTES

	1. david.douard@logilab.fr
	   mailto:david.douard@logilab.fr

								    05/29/2012								 HGVIEW(1)
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