Thanks! that was great. But just a quick thought if at all I like to remove the first entry (40087) in some case? Do I need to sort the file first by the 4th column and proceed ? Or is there any better way of doing it? Once again, Thanks a lot for your reply.

In reply to Re^2: Remove duplicate lines in a file by Anonymous Monk
in thread Remove duplicate lines in a file by Anonymous Monk

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