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Zhang Weiwu wrote: |
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> Dear all |
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> |
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> I am learning to use join to manage data processing easier. I got two |
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> data files, they should join on field No. 9. |
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> |
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> But such simple join doesn't work. The output of join is 0 bytes. Feel |
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> surprised I size down both file size to contain only two records. Still |
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> fail. |
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> |
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> $ join -t $'\t' -j 8 a b |
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> [no output] |
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> |
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> Expect: |
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> [output 2 rows] |
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> |
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> I attached my two test case, hope someone can guide me through this. It |
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> maybe very simple case but I had scratched my head half an hour now. |
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> |
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|
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Looks like I simply didn't properly format the data, there perhaps are |
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un-necessary trailing spaces at the end of certain fields. Should be my |
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fault. |
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-- |
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