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Matching two files with special field separator

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Top Forums Shell Programming and Scripting Matching two files with special field separator
# 8  
Old 12-09-2013
Try something like this [not tested]

Code:
$ awk -F"|" 'FNR==NR{A[">"$1];next}($1 in A){print;f=1}f && !/^>/' file2 file1

# 9  
Old 12-09-2013
Try also
Code:
awk 'NR==FNR{T[$1]; next} {for (i in T) {if ($0 ~ "^"i) print RS $0}}' file2 RS=">" file1
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