The qsv CLI tool
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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
-j, --jobs <arg>
The number of jobs to run in parallel. This works only when the given CSV has an index. Note that a file handle is opened for each job. When not set, the number of jobs is set to the number of CPUs detected.
-o, --output <file>
Write output to <file> instead of stdout.