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Sort and join all .csv files

 
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# 1  
Old 09-29-2011
Sort and join all .csv files
Hi ,

I have a dump of .csv files in a folder, I need to sort all files by the first 3 columns and merge them all in one big csv file.

I am using a cat command to join them, but how can i sort before appending all the files as one big file,

Regards,
Shruthi
# 2  
Old 09-29-2011
Code:
cat file1 file2 file3 | sort -k1,3 >mergedSortedFile

# 3  
Old 09-29-2011
is there any easy way to do this.. I have more than 200 files I don't want to write cat statement for all these files to append the data in to one big file.
# 4  
Old 09-30-2011
Code:
 
for i in *.csv
do
cat $i >> /tmp/mergedFile.csv
done
sort -k1,3 /tmp/mergedFile.csv > /tmp/sortedmergedFile.csv

# 5  
Old 09-30-2011
Code:
sort -n -t"    " -k1,3 *.csv


Moderator's Comments:
Mod Comment Video tutorial on how to use code tags in The UNIX and Linux Forums.
Last edited by Franklin52; 09-30-2011 at 03:58 AM.. Reason: Please use code tags, thank you
 
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