CREATE TABLE public.courses
(
    course_id integer NOT NULL DEFAULT nextval('courses_course_id_seq'::regclass),
    name character varying(100) NOT NULL,
    moodle_course_id integer,
    language character varying(5) NOT NULL DEFAULT 'es'::character varying,
    active boolean NOT NULL DEFAULT true,
    created_at valid_timestamp DEFAULT now(),
    CONSTRAINT courses_pkey PRIMARY KEY (course_id)
);