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Old 04-21-2009
vgersh99's Avatar
vgersh99 vgersh99 is offline Forum Staff  
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Join Date: Feb 2005
Location: Boston, MA
Posts: 5,122
It would definitely help if you provided a more detailed description of what you're trying to achieve with the sample data files and the expected output.

My crystal ball is a bit fuzzy, but:
Code:
nawk -F"," 'NR==FNR {a[$2,$3]=$1;next} ($2 SUBSEP $3) in a {print a[$2,$3],$1,$2,$3}'  OFS=, file1 file2