# group-by date creates a table grouped by date. ## Usage ```shell > group-by date (column_name) {flags} ``` ## Parameters * `(column_name)` the name of the column to group by ## Flags * -h, --help: Display this help message * -f, --format : Specify date and time formatting ## Examples Group files by type ```shell > ls | group-by date --format '%d/%m/%Y' ```