10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Join and merge multiple files with duplicate key and fill void columns
Hi guys,
I have many files that I want to merge:
file1.csv:
1|abc
1|def
2|ghi
2|jkl
3|mno
3|pqr
file2.csv: (5 Replies)
Discussion started by: yjacknewton
5 Replies
2. Shell Programming and Scripting
Hello and Good day
I have a lot of files with same number of rows and columns.$2 and $3 are the same in all files .
I need to merge $2,$3,$6 from first file and $6 from another files.
File1:
$1 $2 $3 $4 $5 $6... (8 Replies)
Discussion started by: ali.seifaddini
8 Replies
3. Shell Programming and Scripting
Hi,
I have a file with 16 columns and out of these 16 columns 14 are key columns, 15 th is order column and 16th column is having information. I need to concate the 16th column based on value of 1-14th column as key in order of 15th column. Here are the example file
Input File (multiple... (3 Replies)
Discussion started by: Ravi Agrawal
3 Replies
4. Shell Programming and Scripting
Hello, I have two files that have this format:
file 1
86.82 0.00 86.82 43.61
86.84 0.00 86.84 43.61
86.86 0.00 86.86 43.61
86.88 0.00 86.88 43.61
file 2
86.82 0.22
86.84 0.22
86.86 0.22
86.88 0.22
I would like to merge these two files such that the final file looks like... (5 Replies)
Discussion started by: kayak
5 Replies
5. UNIX for Dummies Questions & Answers
Hi all, I've searched the web for a long time trying to figure out how to merge columns from multiple files.
I know paste will append columns like so:
paste file1 file2 file3 file4 file5 ...
But this becomes inconvenient when you want to append a large number of files into a single file.
... (2 Replies)
Discussion started by: torchij
2 Replies
6. UNIX for Dummies Questions & Answers
Hi all,
I'm looking for a way to merge multiple columns (from one file) into a single column in an output file.
The file I have looks somewhat like this:
@HWI-ST212 1:N:0 AGTCCTACCGGGAGT + @@@DDDDDHHHHHII
@HWI-ST212 1:N:0 CGTTTAAAAATTTCT + @;@B;DDDDH?:F;F... (4 Replies)
Discussion started by: Vnguyen
4 Replies
7. Shell Programming and Scripting
Hi,
I have tab limited file 1
and tab limited file 2
The output should contain common first column vales and corresponding 2nd column values; AND also unique first column value with corresponding 2nd column value of the file that contains it and 0 for the second file.
the output should... (10 Replies)
Discussion started by: polsum
10 Replies
8. Shell Programming and Scripting
Hi all - I have a file like below:
A: A1,A2,A3,A4
B: 1,2,3,4
C: z,y,x,w
....
This format repeats
The output should come in a single line merging the first line field with the other two rows:
A1_1 A1_z A2_2 A2_y A3_3 A3_x A4_4 A4_w
Could anyone help with some directions
... (4 Replies)
Discussion started by: deepakgang
4 Replies
9. Shell Programming and Scripting
Hi guz I want to merge multiple rows into a multiple columns based on the first column.
The file has symbol //
I want to break the symbool // and I nedd exactlynew column at that point
the output will be like this
please guyz help in this isssue!!!!!
merging rows into columns ... (4 Replies)
Discussion started by: bogu0001
4 Replies
10. UNIX for Advanced & Expert Users
I have three files, basically:
file 1 - one line header
file 2 - big data (approx 80GB)
file 3 - a one line trailer
the existing process cats these together i.e cat file 1 file 2 file 3
however... I was thinking, surely it could be more efficient to insert the header (file 1) on the... (2 Replies)
Discussion started by: miwinter
2 Replies