3
votes
3answers
74 views

Determine maximum column length for every column in csv-file

To determine the maximum length of each column in a comma-separated csv-file I hacked together a bash-script. When I ran it on a linux system it produced the correct output, but I need it to run on OS ...
-3
votes
2answers
74 views

Extract certain column from CSV files [closed]

I have a directory with a group of CSV files. All files have the same column headers. I need to extract values in a certain column from all files. The common part in files names is ...
2
votes
1answer
146 views

merge csv files by first column

I have 3 csv files like this. csv 1: 1,aaaa,bbb,2014-04-01 2,qwe,rty,2014-04-03 3,zxc,cvb,2014-04-05 csv 2: 2,j,k,2014-04-01 3,a,s,2014-04-04 5,g,h,2014-04-08 csv 3: 2,a,s,d,f,g,2014-04-01 ...
2
votes
3answers
115 views

Concatenate filename inside of CSV file for each line for multiple CSV files

I have lots of CSV files and I need the filename of each specific CSV file in every line of each file. Original file content of abc123.csv: ColVal_1;ColVal_2;ColVal_3 ColVal_4;ColVal_5;ColVal_6 ...
0
votes
2answers
30 views

Trim last chars from a line

I have a csv file and the lines have different length. But all of them ends with a number surrounded by a pair of braces. For example, ........{5} ........{16} I'd like to remove the number and the ...
1
vote
2answers
172 views

Shell script to Capture the file name and size in csv file and add header on that file

I have a number of zip files in a certain folder. I want to capture file name and the size of the files in a CSV format in day wise and put it in crontab so I can report on a daily basis, and then ...
2
votes
3answers
376 views

replace column of a csv file with column from another file

I have two sample files like this: $ cat file1 abc,sachin cat,kumar $ cat file2 xyz pressure $ cat file3 xyz,sachin pressure, kumar I want the first column of file1 to be replaced with file2. ...
2
votes
3answers
2k views

Replacing the values in one file with the values in another file in bash

I am having a csv file naming List.csv in following format: Location,IP Address,Host Name,Domain,Domain Name, User Name,Manufacturer,Model,System Type, Serial Number, Operating System,RAM ...
1
vote
1answer
99 views

removing data from txt file

I have a comma-delimited giant file that was exported from a database. The file has this format Date,n1,n2,n3,n4,n5,n6,color,type,reference 10-Jan-2000,344,13,21,2,55,3,"rose garden" ,3444,32 ...
3
votes
2answers
374 views

need shell script to grock a csv

Need some pointing in right direction on script to fetch and regex or sed. Site24x7 provides a URL with a CSV list of their source IP's used for monitoring. (they also provide other formats, CSV ...
4
votes
5answers
5k views

How can I convert tab delimited data to comma delimited data?

I'm requesting a list of ec2 snapshots via amazon's ec2 command line tool: ec2-describe-snapshots -H --hide-tags > snapshots.csv The data looks something like this: SnapshotId VolumeId ...