students.sql

--
-- PostgreSQL database dump
--

-- Dumped from database version 12.9 (Ubuntu 12.9-2.pgdg20.04+1)
-- Dumped by pg_dump version 12.9 (Ubuntu 12.9-2.pgdg20.04+1)

SET statement_timeout = 0;
SET lock_timeout = 0;
SET idle_in_transaction_session_timeout = 0;
SET client_encoding = 'UTF8';
SET standard_conforming_strings = on;
SELECT pg_catalog.set_config('search_path', '', false);
SET check_function_bodies = false;
SET xmloption = content;
SET client_min_messages = warning;
SET row_security = off;

DROP DATABASE students;
--
-- Name: students; Type: DATABASE; Schema: -; Owner: freecodecamp
--

CREATE DATABASE students WITH TEMPLATE = template0 ENCODING = 'UTF8' LC_COLLATE = 'C.UTF-8' LC_CTYPE = 'C.UTF-8';


ALTER DATABASE students OWNER TO freecodecamp;

\connect students

SET statement_timeout = 0;
SET lock_timeout = 0;
SET idle_in_transaction_session_timeout = 0;
SET client_encoding = 'UTF8';
SET standard_conforming_strings = on;
SELECT pg_catalog.set_config('search_path', '', false);
SET check_function_bodies = false;
SET xmloption = content;
SET client_min_messages = warning;
SET row_security = off;

SET default_tablespace = '';

SET default_table_access_method = heap;

--
-- Name: courses; Type: TABLE; Schema: public; Owner: freecodecamp
--

CREATE TABLE public.courses (
    course_id integer NOT NULL,
    course character varying(100) NOT NULL
);


ALTER TABLE public.courses OWNER TO freecodecamp;

--
-- Name: courses_course_id_seq; Type: SEQUENCE; Schema: public; Owner: freecodecamp
--

CREATE SEQUENCE public.courses_course_id_seq
    AS integer
    START WITH 1
    INCREMENT BY 1
    NO MINVALUE
    NO MAXVALUE
    CACHE 1;


ALTER TABLE public.courses_course_id_seq OWNER TO freecodecamp;

--
-- Name: courses_course_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: freecodecamp
--

ALTER SEQUENCE public.courses_course_id_seq OWNED BY public.courses.course_id;


--
-- Name: majors; Type: TABLE; Schema: public; Owner: freecodecamp
--

CREATE TABLE public.majors (
    major_id integer NOT NULL,
    major character varying(50) NOT NULL
);


ALTER TABLE public.majors OWNER TO freecodecamp;

--
-- Name: majors_courses; Type: TABLE; Schema: public; Owner: freecodecamp
--

CREATE TABLE public.majors_courses (
    major_id integer NOT NULL,
    course_id integer NOT NULL
);


ALTER TABLE public.majors_courses OWNER TO freecodecamp;

--
-- Name: majors_major_id_seq; Type: SEQUENCE; Schema: public; Owner: freecodecamp
--

CREATE SEQUENCE public.majors_major_id_seq
    AS integer
    START WITH 1
    INCREMENT BY 1
    NO MINVALUE
    NO MAXVALUE
    CACHE 1;


ALTER TABLE public.majors_major_id_seq OWNER TO freecodecamp;

--
-- Name: majors_major_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: freecodecamp
--

ALTER SEQUENCE public.majors_major_id_seq OWNED BY public.majors.major_id;


--
-- Name: students; Type: TABLE; Schema: public; Owner: freecodecamp
--

CREATE TABLE public.students (
    student_id integer NOT NULL,
    first_name character varying(50) NOT NULL,
    last_name character varying(50) NOT NULL,
    major_id integer,
    gpa numeric(2,1)
);


ALTER TABLE public.students OWNER TO freecodecamp;

--
-- Name: students_student_id_seq; Type: SEQUENCE; Schema: public; Owner: freecodecamp
--

CREATE SEQUENCE public.students_student_id_seq
    AS integer
    START WITH 1
    INCREMENT BY 1
    NO MINVALUE
    NO MAXVALUE
    CACHE 1;


ALTER TABLE public.students_student_id_seq OWNER TO freecodecamp;

--
-- Name: students_student_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: freecodecamp
--

ALTER SEQUENCE public.students_student_id_seq OWNED BY public.students.student_id;


--
-- Name: courses course_id; Type: DEFAULT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.courses ALTER COLUMN course_id SET DEFAULT nextval('public.courses_course_id_seq'::regclass);


--
-- Name: majors major_id; Type: DEFAULT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.majors ALTER COLUMN major_id SET DEFAULT nextval('public.majors_major_id_seq'::regclass);


--
-- Name: students student_id; Type: DEFAULT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.students ALTER COLUMN student_id SET DEFAULT nextval('public.students_student_id_seq'::regclass);


--
-- Data for Name: courses; Type: TABLE DATA; Schema: public; Owner: freecodecamp
--

INSERT INTO public.courses VALUES (17, 'Data Structures and Algorithms');
INSERT INTO public.courses VALUES (18, 'Web Programming');
INSERT INTO public.courses VALUES (19, 'Database Systems');


--
-- Data for Name: majors; Type: TABLE DATA; Schema: public; Owner: freecodecamp
--

INSERT INTO public.majors VALUES (30, 'Database Administration');
INSERT INTO public.majors VALUES (31, 'Web Development');
INSERT INTO public.majors VALUES (32, 'Data Science');


--
-- Data for Name: majors_courses; Type: TABLE DATA; Schema: public; Owner: freecodecamp
--

INSERT INTO public.majors_courses VALUES (30, 17);
INSERT INTO public.majors_courses VALUES (31, 18);
INSERT INTO public.majors_courses VALUES (30, 19);
INSERT INTO public.majors_courses VALUES (32, 17);


--
-- Data for Name: students; Type: TABLE DATA; Schema: public; Owner: freecodecamp
--



--
-- Name: courses_course_id_seq; Type: SEQUENCE SET; Schema: public; Owner: freecodecamp
--

SELECT pg_catalog.setval('public.courses_course_id_seq', 19, true);


--
-- Name: majors_major_id_seq; Type: SEQUENCE SET; Schema: public; Owner: freecodecamp
--

SELECT pg_catalog.setval('public.majors_major_id_seq', 32, true);


--
-- Name: students_student_id_seq; Type: SEQUENCE SET; Schema: public; Owner: freecodecamp
--

SELECT pg_catalog.setval('public.students_student_id_seq', 1, true);


--
-- Name: courses courses_pkey; Type: CONSTRAINT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.courses
    ADD CONSTRAINT courses_pkey PRIMARY KEY (course_id);


--
-- Name: majors_courses majors_courses_pkey; Type: CONSTRAINT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.majors_courses
    ADD CONSTRAINT majors_courses_pkey PRIMARY KEY (major_id, course_id);


--
-- Name: majors majors_pkey; Type: CONSTRAINT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.majors
    ADD CONSTRAINT majors_pkey PRIMARY KEY (major_id);


--
-- Name: students students_pkey; Type: CONSTRAINT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.students
    ADD CONSTRAINT students_pkey PRIMARY KEY (student_id);


--
-- Name: majors_courses majors_courses_course_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.majors_courses
    ADD CONSTRAINT majors_courses_course_id_fkey FOREIGN KEY (course_id) REFERENCES public.courses(course_id);


--
-- Name: majors_courses majors_courses_major_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.majors_courses
    ADD CONSTRAINT majors_courses_major_id_fkey FOREIGN KEY (major_id) REFERENCES public.majors(major_id);


--
-- Name: students students_major_id_fkey; Type: FK CONSTRAINT; Schema: public; Owner: freecodecamp
--

ALTER TABLE ONLY public.students
    ADD CONSTRAINT students_major_id_fkey FOREIGN KEY (major_id) REFERENCES public.majors(major_id);


--
-- PostgreSQL database dump complete
--