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Top Forums Shell Programming and Scripting how to identify duplicate columns in a row Post 302370694 by suresh3566 on Thursday 12th of November 2009 07:11:30 AM
Old 11-12-2009
MySQL how to identify duplicate columns in a row

Hi,

How to identify duplicate columns in a row?

Input data: may have 30 columns
Code:
9211480750 LK 120070417 920091030
9211480893 AZ 120070607
9205323621 O7 120090914 120090914 1420090914 2020090914 2020090914
9211479568 AZ 120070327 320090730
9211479571 MM 120070326
9211480892 MM 120070324
9211479945 AZ 120070306 320091109 920091002
9211480855 AZ 120070330 920090913
9211479857 AZ 120070306 920090916
9211480863 MM 120070314
9211479935 MM 120070306
9211479588 AZ 120070323
9211479565 MM 120070311
9289819968 OD null
9211479947 AZ 120070306 120070306
9211479939 ID 120070306 220091105 920091031 1220091105

expected output
Code:
9205323621 O7 120090914 120090914 1420090914 2020090914 2020090914
9211479947 AZ 120070306 120070306


Last edited by Franklin52; 11-12-2009 at 08:16 AM.. Reason: Please use code tags!
 

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COLUMN(1)						    BSD General Commands Manual 						 COLUMN(1)

NAME
column -- columnate lists SYNOPSIS
column [-tx] [-c columns] [-s sep] [file ...] DESCRIPTION
The column utility formats its input into multiple columns. Rows are filled before columns. Input is taken from file operands, or, by default, from the standard input. Empty lines are ignored. The options are as follows: -c Output is formatted for a display columns wide. -s Specify a set of characters to be used to delimit columns for the -t option. -t Determine the number of columns the input contains and create a table. Columns are delimited with whitespace, by default, or with the characters supplied using the -s option. Useful for pretty-printing displays. -x Fill columns before filling rows. ENVIRONMENT
The COLUMNS, LANG, LC_ALL and LC_CTYPE environment variables affect the execution of column as described in environ(7). EXIT STATUS
The column utility exits 0 on success, and >0 if an error occurs. EXAMPLES
(printf "PERM LINKS OWNER GROUP SIZE MONTH DAY " ; printf "HH:MM/YEAR NAME " ; ls -l | sed 1d) | column -t SEE ALSO
colrm(1), ls(1), paste(1), sort(1) HISTORY
The column command appeared in 4.3BSD-Reno. BUGS
Input lines are limited to LINE_MAX (2048) bytes in length. BSD
July 29, 2004 BSD
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