Combining multiple rows in single row based on certain condition using awk or sed

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# 1  
Old 07-07-2011
Combining multiple rows in single row based on certain condition using awk or sed


I'm using AIX(ksh shell).
> cat temp.txt


I want the output as:

I want to combine multiple lines into single line where third column is same.

Is it possible through paste,sed or awk commands?


Last edited by Franklin52; 07-07-2011 at 01:56 PM.. Reason: Please use code tags for code and data samples, thank you
# 2  
Old 07-07-2011
awk -F, '{a[$3]=(a[$3])?a[$3]","$1:$1;a[$3]=a[$3]","$2}END{for (i in a){print a[i]}}' file

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