Dear all I am learning to use join to manage data processing easier. I got two data files, they should join on field No. 9.
But such simple join doesn't work. The output of join is 0 bytes. Feel surprised I size down both file size to contain only two records. Still fail. $ join -t $'\t' -j 8 a b [no output] Expect: [output 2 rows] I attached my two test case, hope someone can guide me through this. It maybe very simple case but I had scratched my head half an hour now.
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