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join -a1 -t! -f1 3 -f2 2 CELLTCH cellId-cellName
-f是什么
[root@3.7.0Biz-47 /home/aaa]# join --help
Usage: join [OPTION]... FILE1 FILE2
For each pair of input lines with identical join fields, write a line to
standard output. The default join field is the first, delimited
by whitespace. When FILE1 or FILE2 (not both) is -, read standard input.
-a FILENUM print unpairable lines coming from file FILENUM, where
FILENUM is 1 or 2, corresponding to FILE1 or FILE2
-e EMPTY replace missing input fields with EMPTY
-i, --ignore-case ignore differences in case when comparing fields
-j FIELD equivalent to `-1 FIELD -2 FIELD'
-o FORMAT obey FORMAT while constructing output line
-t CHAR use CHAR as input and output field separator
-v FILENUM like -a FILENUM, but suppress joined output lines
-1 FIELD join on this FIELD of file 1
-2 FIELD join on this FIELD of file 2
--help display this help and exit
--version output version information and exit |
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发表于 2007-08-31 15:38
