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Full Discussion: Code to get unique values
Top Forums UNIX for Beginners Questions & Answers Code to get unique values Post 303017162 by nextStep on Thursday 10th of May 2018 07:49:22 AM
Old 05-10-2018
Thanks a lot. Of the two i found [[:upper:]]more convenient and easy.

---------- Post updated at 06:49 AM ---------- Previous update was at 06:12 AM ----------

Hi Scrutinizer

Of the two methods, is it possible to get the date as well.There is a new requirement requested after seeing the output. Sorry for the late update.


2018-05-09 08:01:24,251
 

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PMAILQ(8)																 PMAILQ(8)

NAME
pmailq - Postfix MAIL Queue manager SYNOPSIS
pmailq [OPTION]... [COMMAND] pmailq --help DESCRIPTION
pmailq parses the output of mailq command from postfix (ie: postqueue -p). It permits to perform some actions on a group of entries in queue (like removing or displaying them in a machine readable format). They are selected by applying filters (wildcards are allowed) on criterias like email address, error message from SMTP server, message size, mail status in queue. COMMANDS
Action to perform on selected entries. list (default command) Show a detailed listing of the selected entries. parse Show a listing of the selected entries in a machine readable format. del Delete (via postsuper -d) the selected entries. OPTIONS
-e PATTERN, --email=PATTERN Select entries in queue with email matching PATTERN (PATTERN accepts wildcards). -m PATTERN, --msg=PATTERN Select entries in queue with error message matching PATTERN (PATTERN accepts wildcards). -l SIZE, --size-lower=SIZE Select entries in queue with size lower than SIZE bytes. -u SIZE, --size-upper=SIZE Select entries in queue with size upper than SIZE bytes. -a Select 'active' entries in queue. -o Select 'on hold' entries in queue. --version Show program's version number and exit. -h, --help Show this help message and exit. EXAMPLES
Example 1: display all the entries in queue sent to an email address matching "*@example.com*" with a size between 3000 and 3200 bytes in a machine readable format: # pmailq -u 3000 -l 3200 -e "*@example.com" parse 7E75214643A4|Fri Aug 31|3154|1|0|edgar@example.com B0BDE146B640|Thu Aug 30|3199|1|0|paul@example.com B587E146B675|Wed Aug 29|3065|0|0|paul@example.com CF3C514656E4|Wed Aug 29|3161|0|0|abuse@example.com / / / queue id date size on hold (or not) active (or not) Example 2: remove all mails in queue not sent because of a connection time out: # pmailq -m "*connection*timed*out" del deleting 00CF514616D3 [OK] deleting 12D911461924 [OK] deleting 269EF1461CA9 [OK] deleting 288DF1461CA0 [OK] deleting 3B3901460F62 [OK] deleting 3AE58147019F [OK] SEE ALSO
postsuper(1) privileged queue operations, postqueue(1) mail queue control AUTHOR
Emmanuel Bouthenot <kolter@openics.org> COPYRIGHT AND LICENSE
Copyright 2007-2011 by Emmanuel Bouthenot <kolter@openics.org> This program is released under the "do What The Fuck you want to Public Licence" Version 2, as published by Sam Hocevar. See http://sam.zoy.org/wtfpl/COPYING for more details. 2011-01-05 PMAILQ(8)
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