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Shell Programming and Scripting

Faster search needed

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# 8  
Old 07-13-2012
Code:
# cat file1.txt
111,222,333,444,555,666
777,888,999,000,111,222
111,222,333,444,555,888
# cat file2.txt
666,AAA
222,BBB
888,CCC
# sOldIFS=${IFS}
# IFS=','
# while read s11 s12 s13 s14 s15 s16 ; do
>   while read s21 s22 ; do
>     if [[ ${s16} = ${s21} ]] ; then
>       echo "${s11},${s12},${s13},${s14},${s15},${s16},${s22}"
>       break
>     fi
>   done <file2.txt
> done <file1.txt
111,222,333,444,555,666,AAA
777,888,999,000,111,222,BBB
111,222,333,444,555,888,CCC
# IFS=${sOldIFS}
#

Last edited by Scrutinizer; 07-13-2012 at 10:23 AM.. Reason: code tags
# 9  
Old 07-13-2012
Code:
awk -F, 'FNR==NR{a[$1]=$2;next}(a[$6]){print $0"," a[$6]}'  file2 file1

Last edited by Scrutinizer; 07-13-2012 at 10:24 AM.. Reason: code tags
# 10  
Old 07-17-2012
Quote:
Originally Posted by Klashxx
Works fine in a HP-UX box:
Code:
# cat file1
111,222,333,444,555,666
777,888,999,000,111,222
111,222,333,444,555,888
# cat file2
666,AAA
222,BBB
888,CCC
# sort  -t, -k 6,6  -o file1 file1
# sort  -t, -k 1,1  -o file2 file2
#cat file1 file2
777,888,999,000,111,222
111,222,333,444,555,666
111,222,333,444,555,888
222,BBB
666,AAA
888,CCC
# join -t, -o 1.1,1.2,1.3,1.4,1.5,1.6,2.2 -j1 6 -j2 1 file1 file2
777,888,999,000,111,222,BBB
111,222,333,444,555,666,AAA
111,222,333,444,555,888,CCC

Oops. Sorry I made a mistake. It works in Ubuntu Linux!

Thanks!
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