PHPize Online / SQLize Online  /  SQLtest Online

<?php $query = "select title, avg(datediff(return_date, rental_date) - rental_duration) average_delay from rental join inventory using(inventory_id) join film using(film_id) where datediff(return_date, rental_date) > rental_duration group by title, film_id having avg(datediff(return_date, rental_date) - rental_duration) > 5;"; // get DB version using PDO $stmt = $pdo->prepare($query); $stmt->execute(); $rows = $stmt->fetchAll(PDO::FETCH_NUM); $columns = []; for ($i = 0; $i < $stmt->columnCount(); $i++) { $col = $stmt->getColumnMeta($i); $columns[] = [ 'header'=>$col['name'], 'pdo_type'=>$col['pdo_type'] ]; } echo json_encode([[ 'headers' => $columns, 'data' => $rows ]], JSON_PRETTY_PRINT );