search in file and add to new file

show first page
awk -F\; {'print $19";"$29";"$43";"$71";"$72";"$73";"$86'} test.csv | less

cut to new file
awk -F\; {'print $19";"$29";"$43";"$71";"$72";"$73";"$86'} test.csv -> cut.csv

show count row
awk 'END{print FNR}' test.csv

split file by 1000 rows
split -l 1000 input.csv output_prefix_

remove spaces in file
sed 's/ //g' cutMembers.csv > no-spaces.txt

remove duplicate row in file
cat file.csv | sort | uniq > ffile-sort-uniq.csv