name : TracksQueriedColumns.php <?php namespace Statamic\Data; use Statamic\Support\Arr; trait TracksQueriedColumns { protected $selectedQueryColumns; public function selectedQueryColumns($columns = null) { if (func_num_args() === 0) { return $this->selectedQueryColumns; } $columns = Arr::wrap($columns); $this->selectedQueryColumns = in_array('*', $columns) ? null : $columns; return $this; } public function hasQueriedColumn(string $column) { if ($this->selectedQueryColumns === null || in_array('*', $this->selectedQueryColumns)) { return true; } return in_array($column, $this->selectedQueryColumns ?? []); } }