tldr/pages/common/fselect.md

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2019-06-04 19:48:43 +01:00
# fselect
> Find files with SQL-like queries.
> More information: <https://github.com/jhspetersson/fselect>.
- Select full path and size from temporary or config files in a given directory:
`fselect size, path from {{path/to/directory}} where name = {{'*.cfg'}} or name = {{'*.tmp'}}`
- Find square images:
`fselect path from {{path/to/directory}} where width = height`
- Find old-school rap 320kbps MP3 files:
`fselect path from {{path/to/directory}} where genre = {{Rap}} and bitrate = {{320}} and mp3_year lt {{2000}}`
- Select only the first 5 results and output as JSON:
`fselect size, path from {{path/to/directory}} limit {{5}} into json`
- Use SQL aggregate functions to calculate minimum, maximum and average size of files in a directory:
`fselect "{{MIN(size), MAX(size), AVG(size), SUM(size), COUNT(*)}} from {{path/to/directory}}"`