text: CREATE TABLE IF NOT EXISTS users(
      id integer auto_increment primary key,
      username varchar(20) not null ,
      password varbinary(50) not null,
      email_address varchar(50) not null,
      admin BOOLEAN not null default 0,
      active_account  BOOLEAN not null default 1,
      created_at DATETIME,
      updated_at DATETIME,
      unique(username),
      unique(email_address)
  );
  