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Shell Programming and Scripting

Split Records

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# 1  
Old 08-29-2012
Split Records
I have a flat file with 2 columns

Code:
Id,loc

1,nj:ny:pa
2,pa
3,ca:tx:fl:nj

Second colum data is seperated by semi colon and can i have many locations for one id


Output i need is

Code:
1,nj
1,ny
1,pa
1,pa
3,ca
3,tx
3,fl
3,nj

I need to split the record in to multiple records.

please help me how to proceed


Moderator's Comments:
Mod Comment Please use code tags next time for your code and data.
Last edited by zaxxon; 08-29-2012 at 06:07 PM.. Reason: code tags
# 2  
Old 08-29-2012
Your sample output is incorrect in line 4, should be 2,pa. This will yield the corrected output from your input:
Code:
awk -F"," -vOFS="," 'NR>1 {n=split($2, co, ":"); for (i=1;i<=n;i++) print $1, co[i]}' infile

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