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Shell Programming and Scripting
using join command
Post 302363217 by ehshi1992 on Monday 19th of October 2009 05:44:39 PM
10-19-2009
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10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I'm using the join command and it appears to discard certain fields. Here are the two files i'm comparing:
File1:
1 a
2 b
3 c
4 d
99 f
101 g
999 i
200 j
File 2:
1 e
2 f
3 g
4 h
99 h (22 Replies)
Discussion started by: penfold
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2. Shell Programming and Scripting
Hi,
I am trying to use join command for two files of size greater than 1 GB.
join -t , -1 2 -2 1 -o 1.1,1.2,1.3,1.4,1.5,1.6,1.7,1.8,1.9,1.10,1.11,1.12,1.13,1.14,1.15,1.16,1.17,1.18,1.19,1.20,1.21,1.22,1.23 File1 File2 > File3
we are facing space crunch after using these join command.
May i... (0 Replies)
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3. Shell Programming and Scripting
Hi,
I am a new learner of join command. Some result really make me confused.
Please kindly help me.
input:
file1:
LEO oracle engineer 210375
P.Jones Office Runner ID897
L.Clip Personl Chief ID982
S.Round UNIX admin ID6
file2:
Dept2C ID897 6 years
Dept5Z ID982 1 year
Dept3S ID6 2... (1 Reply)
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4. Shell Programming and Scripting
Dear Experts,
I have several (say 'm') text files, each with 'n' columns. I want to put them into a large single file with n*m columns.
a 1 a 1 a 1 a 1
b 2 b 5 b 1 b 3
c 3 c 7 ... (1 Reply)
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All,
I have 3 files (tab seperated):
Note: Please treat dash (-) as empty value in the file, I have added it to make input easily readable
file1: (2 cols)
A 1
B 2
C 3
file2: (4 cols - col4 has empty values for 4th column except 2nd row)
A 1 5 -
B 2 6 Y
C 3 7 -
D 4 8 -
file3... (1 Reply)
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6. Shell Programming and Scripting
Hello,
I am using join to merge two files together. The defaults usually works great
join file1 file2 However, sometimes file1 or file2 has more keys, which I want to keep.
file 1:
-1 z
0 a
1 b
2 c
file 2:
0 a2
1 b2
2 c2
3 c3
So I do
join -a1 -a2 file1 file2 But then you don't... (0 Replies)
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7. Shell Programming and Scripting
input1
a_a a/a 10 100
a1 a_a 20 200
b1 b_b 30 300
input2
a_a a/a xxx yyy
a1 a1 lll ppp
b1 b_b kkk ooo
output
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file1:
Toronto:12439755:1076359:July 1, 1867:6
Quebec City:7560592:1542056:July 1, 1867:5
Halifax:938134:55284:July 1, 1867:4
Fredericton:751400:72908:July 1, 1867:3
Winnipeg:1170300:647797:July 15, 1870:7
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Hi,
I have 20 tab delimited text files that have a common column (column 1). The files are named GSM1.txt through GSM20.txt. Each file has 3 columns (2 other columns in addition to the first common column).
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Hi,
Please explain the working process of join command.
File 1
P B
S A
C AFile2
C B
P A
S DBut the output of join command is...
join File1.txt File2.txt
P B A
S A DBut I guess the output should be
P B A
S A D
C A BPlease correct me,if i am worong or missing some thing.
Thanks (2 Replies)
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