csvstat

Print descriptive statistics for all columns in a CSV file. Included in csvkit.

Show all stats for all columns:

csvstat {{data.csv}}

Show all stats for columns 2 and 4:

csvstat -c {{2,4}} {{data.csv}}

Show sums for all columns:

csvstat --sum {{data.csv}}

Show the max value length for column 3:

csvstat -c {{3}} --len {{data.csv}}

Show the number of unique values in the "name" column:

csvstat -c {{name}} --unique {{data.csv}}