<?php
require_once 'db/config.php';
$pdo = db();
$stmt = $pdo->query("SHOW TABLES");
$tables = $stmt->fetchAll(PDO::FETCH_COLUMN);

$sql = "";
foreach ($tables as $table) {
    $createStmt = $pdo->query("SHOW CREATE TABLE `$table`")->fetch(PDO::FETCH_ASSOC);
    $sql .= "-- Table structure for `$table`\n";
    $sql .= $createStmt['Create Table'] . ";\n\n";
}
echo $sql;