q

Execute SQL-like queries on CSV and TSV files. More information: https://harelba.github.io/q.

q -d',' "SELECT * from path/to/file"

q -t "SELECT * from path/to/file"

q -ddelimiter -H "SELECT * from path/to/file"

output | q "select * from -"

q "SELECT * FROM path/to/file f1 JOIN path/to/other_file f2 ON (f1.c1 = f2.c1)"

q -Ddelimiter -O "SELECT column as alias from path/to/file"