title: how to convert mysql enum to postgres
body: <pre><code>CREATE TABLE employees (
   id int NOT NULL,
    firstname varchar(100) NOT NULL,
    lastname varchar(100) NOT NULL,
    username varchar(40) NOT NULL,
    password varchar(100) NOT NULL,
    phone varchar(100) NOT NULL,
    address text NOT NULL,
    type enum('admin','employee') NOT NULL DEFAULT 'employee'
  );
  </code></pre>