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Top Forums Shell Programming and Scripting return a list of unique values of a column from csv format file Post 302361294 by daptal on Monday 12th of October 2009 11:39:06 PM
Old 10-13-2009
Code:
 cat abc.csv
SNP, SampleID, Allele1, Allele2
A001,AB1,A,A
A002,AB1,A,A
A003,AB1,A,A

Instead of abc.csv substitute your csv file name
Code:
$ cat abc.csv  | cut -f1 -d , | uniq
SNP
A001
A002
A003

HTH,
PL
 

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obd2csv(1)						      General Commands Manual							obd2csv(1)

NAME
obd2csv - Convert obdgpslogger(1) logs to csv files SYNOPSIS
obd2csv [ options ] DESCRIPTION
Convert obdgpslogger(1) logs to csv files OPTIONS
-o|--out <output filename> Output to this .csv file -d|--db <database> Work from logs stored in this database file -s|--start <time> Only dump rows more recent than this -e|--end <time> Only dump rows older than this -z|--gzip gzip compress output using zlib [if available] -v|--version Print out version number and exit. -h|--help Print out help and exit. NOT OPTIONS
These options aren't intended for end-users, they're for the GUI. -p|--progress Print out progress. It will occasionally print a number in the range [0..100], indicating progress percentage. SEE ALSO
obdgpslogger(1), obd2kml(1), obd2gpx(1), obdsim(1), obdgui(1), obdlogrepair(1) AUTHORS
Gary "Chunky Ks" Briggs <chunky@icculus.org> obd2csv(1)
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