dedup

Deduplicates CSV rows & sorts them.

InputAllowed: .csv

Or drag and drop above!

Maximum individual file size: 1 MB

Some options may override others.

Select

Ignore case

Sorted

Human readable

Include header row

Delimiter

Memcheck

Please do not input/upload sensitive data.

This site is for demo purposes of the qsv CLI tool.

Larger files? More customization? Click here!

The qsv CLI tool has more to offer!

Run qsv on large files and use commands, subcommands, arguments, and options that may be disabled on this site. Click here to check it out on GitHub!

--dupes-output <file>
Write duplicates to <file>.
-j, --jobs <arg>
The number of jobs to run in parallel when sorting an unsorted CSV, before deduping. When not set, the number of jobs is set to the number of CPUs detected. Does not work with --sorted option as its not multithreaded.
-o, --output <file>
Write output to <file> instead of stdout.
-Q, --quiet
Do not print duplicate count to stderr. This is useful when piping the output to another command.