query("SELECT * FROM tenants"); print_r($stmt->fetchAll(PDO::FETCH_ASSOC)); echo "\n--- USERS ---\n"; $stmt = $db->query("SELECT u.id, u.name, u.role, u.tenant_id, t.name as tenant_name FROM users u LEFT JOIN tenants t ON u.tenant_id = t.id"); print_r($stmt->fetchAll(PDO::FETCH_ASSOC)); echo "\n--- COMPANIES ---\n"; $stmt = $db->query("SELECT * FROM companies"); print_r($stmt->fetchAll(PDO::FETCH_ASSOC));