$db->query('CREATE TABLE IF NOT EXISTS students
(mnumber int, firstname string, lastname string, email string, password string, blackboard int DEFAULT 0, lastblackboard TIMESTAMP, PRIMARY KEY (mnumber))');
$db->query('CREATE TABLE IF NOT EXISTS workdone
$db->query('CREATE TABLE IF NOT EXISTS students
(mnumber int, firstname string, lastname string, email string, password string, blackboard int DEFAULT 0, lastblackboard TIMESTAMP, PRIMARY KEY (mnumber))');
$db->query('CREATE TABLE IF NOT EXISTS workdone