setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); $stmt = $pdo->query("SELECT id, ipd_code, p_id FROM ipd_master ORDER BY id DESC LIMIT 15"); print_r($stmt->fetchAll(PDO::FETCH_ASSOC)); $stmt = $pdo->query("SELECT DISTINCT ipd_id FROM ipd_discharge_prescrption_prescribed"); print_r($stmt->fetchAll(PDO::FETCH_ASSOC)); $stmt = $pdo->query("SELECT * FROM ipd_discharge_prescrption_prescribed LIMIT 10"); print_r($stmt->fetchAll(PDO::FETCH_ASSOC));