Join two files on a specified common column
textql -header -sql "SELECT * FROM {{file1}} JOIN {{file2}} ON {{file1}}.{{c1}} = {{file2}}.{{c1}} LIMIT {{10}}" -output-header {{path/to/file1.csv}} {{path/to/file2.csv}}
textql -header -sql "SELECT * FROM {{file1}} JOIN {{file2}} ON {{file1}}.{{c1}} = {{file2}}.{{c1}} LIMIT {{10}}" -output-header {{path/to/file1.csv}} {{path/to/file2.csv}}