test.csv
1name,age
2Alice,20
3Bob,30
4Charlie,40

load/fetch the first n rows

1filterx csv test.csv -H --oH -e 'head(2)'
2
3# output
4# name,age
5# Alice,20
6# Bob,30

limit

outputs n rows starting from loaded row m

1filterx csv test.csv -H --oH -e 'age > 10;limit(2)'
2
3# output
4# name,age
5# Alice,20
6# Bob,30

tail

load/fetch the last n rows

1filterx csv test.csv -H --oH -e 'tail(2)'
2# output
3# name,age
4# Bob,30
5# Charlie,40
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