Noah Ekse

core.sql

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+CREATE TABLE films (
+    id SERIAL PRIMARY KEY,
+    title VARCHAR(50),
+    year INTEGER CHECK (year BETWEEN 1 AND 9999),
+    genre VARCHAR(50),
+    score INTEGER CHECK (score BETWEEN 0 AND 10),
+    director_id INTEGER REFERENCES directors(director_id),
+    star_id INTEGER REFERENCES stars(star_id),
+    writer_id INTEGER REFERENCES writers(writer_id)
+);
+
+CREATE TABLE directors (
+	director_id serial PRIMARY KEY,
+	name VARCHAR(50),
+	country VARCHAR(50)
+);
+
+CREATE TABLE stars (
+	star_id serial PRIMARY KEY,
+	name VARCHAR(50),
+	born DATE
+);
+
+CREATE TABLE writers (
+	writer_id serial PRIMARY KEY,
+	name VARCHAR(50),
+	email VARCHAR(50)
+);
+
+
+INSERT INTO directors (name, country) VALUES
+('Stanley Kubrick', 'USA'),
+('George Lucas', 'USA'),
+('Robert Mulligan', 'USA'),
+('James Cameron', 'Canada'),
+('David Lean', 'UK'),
+('Anthony Mann', 'USA'),
+('Theodoros Angelopoulos', 'Greece'),
+('Paul Verhoeven', 'Netherlands'),
+('Krzysztof Kieslowski', 'Poland'),
+('Jean-Paul Rappeneau', 'France');
+
+INSERT INTO stars (name, born) VALUES
+('Keir Dullea', '1936-05-30'),
+('Mark Hamill', '1951-09-25'),
+('Gregory Peck', '1916-04-05'),
+('Leonardo DiCaprio', '1974-11-11'),
+('Julie Christie', '1940-04-14'),
+('Charlton Heston', '1923-10-04'),
+('Manos Katrakis', '1908-08-14'),
+('Rutger Hauer', '1944-01-23'),
+('Juliette Binoche', '1964-03-09'),
+('Gerard Depardieu', '1948-12-27');
+
+INSERT INTO writers (name, email) VALUES
+('Arthur C Clarke', '[email protected]'),
+('George Lucas', '[email protected]'),
+('Harper Lee', '[email protected]'),
+('James Cameron', '[email protected]'),
+('Boris Pasternak', '[email protected]'),
+('Frederick Frank', '[email protected]'),
+('Theodoros Angelopoulos', '[email protected]'),
+('Erik Hazelhoff Roelfzema', '[email protected]'),
+('Krzysztof Kieslowski', '[email protected]'),
+('Edmond Rostand', '[email protected]');
+
+INSERT INTO films (title, year, genre, score, director_id, star_id, writer_id) VALUES
+('2001: A Space Odyssey', 1968, 'Science Fiction', 10, 1, 1, 1),
+('Star Wars: A New Hope', 1977, 'Science Fiction', 7, 2, 2, 2),
+('To Kill A Mockingbird', 1962, 'Drama', 10, 3, 3, 3),
+('Titanic', 1997, 'Romance', 5, 4, 4, 4),
+('Dr Zhivago', 1965, 'Historical', 8, 5, 5, 5),
+('El Cid', 1961, 'Historical', 6, 6, 6, 6),
+('Voyage to Cythera', 1984, 'Drama', 8, 7, 7, 7),
+('Soldier of Orange', 1977, 'Thriller', 8, 8, 8, 8),
+('Three Colours: Blue', 1993, 'Drama', 8, 9, 9, 9),
+('Cyrano de Bergerac', 1990, 'Historical', 9, 10, 10, 10);
+
+SELECT films.title, directors.name FROM films JOIN directors ON films.director_id = directors.director_id;
+SELECT films.title, directors.name, stars.name FROM films JOIN directors ON films.director_id = directors.director_id JOIN stars ON films.star_id = stars.star_id;
+SELECT films.title FROM films JOIN directors ON films.director_id = directors.director_id WHERE directors.country = 'USA';
+SELECT * FROM films JOIN directors ON films.director_id = directors.director_id JOIN writers ON films.writer_id = writers.writer_id WHERE directors.name = writers.name;
+SELECT directors.name, films.title FROM films JOIN directors ON films.director_id = directors.director_id WHERE films.score >= 8;
+SELECT directors.name AS director, stars.name AS star FROM directors JOIN films ON films.director_id = directors.director_id JOIN stars ON films.director_id = directors.director_id;
+SELECT films.title, stars.name, directors.country AS director_country FROM films JOIN directors ON films.director_id = directors.director_id JOIN stars ON films.star_id = stars.star_id WHERE directors.country = 'USA' AND stars.name LIKE '%a%';
+SELECT films.title, films.genre, directors.name FROM films JOIN directors ON films.director_id = directors.director_id;
+SELECT films.title, writers.name, writers.email FROM films JOIN writers ON films.writer_id = writers.writer_id WHERE writers.email LIKE '%@email.com';
+SELECT films.title, directors.name, films.score FROM films JOIN directors ON films.director_id = directors.director_id WHERE films.score > 7 AND directors.country = 'Poland';

extensions.sql

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+--extension 1
+
+CREATE TABLE people (
+	person_id serial PRIMARY KEY,
+	name VARCHAR(50),
+	role ENUM('Director', 'Star', 'Writer') NOT NULL
+);
+
+CREATE TABLE films (
+    id SERIAL PRIMARY KEY,
+    title VARCHAR(50),
+    year INTEGER CHECK (year BETWEEN 1 AND 9999),
+    genre VARCHAR(50),
+    score INTEGER CHECK (score BETWEEN 0 AND 10),
+    director_id INT REFERENCES people(person_id),
+    star_id INT REFERENCES people(person_id),
+    writer_id INT REFERENCES people(person_id)
+);
+
+SELECT films.title, directors.name FROM films JOIN people AS directors ON films.director_id = directors.person_id;
+SELECT films.title, directors.name AS director, stars.name AS star FROM films JOIN people AS directors ON films.director_id = directors.person_idJOIN people AS stars ON films.star_id = stars.person_id;
+SELECT films.title FROM films JOIN people AS directors ON films.director_id = directors.person_id WHERE directors.country = 'USA';
+SELECT films.* FROM films JOIN people AS directors ON films.director_id = directors.person_idJOIN people AS writers ON films.writer_id = writers.person_id WHERE directors.person_id = writers.person_id;
+SELECT directors.name AS director, films.title FROM films JOIN people AS directors ON films.director_id = directors.person_id WHERE films.score >= 8;
+SELECT directors.name AS director, stars.name AS star FROM films JOIN people AS directors ON films.director_id = directors.person_id JOIN people AS stars ON films.star_id = stars.person_id;
+SELECT films.title, stars.name AS star, directors.country AS director_country FROM films JOIN people AS directors ON films.director_id = directors.person_id JOIN people AS stars ON films.star_id = stars.person_id WHERE directors.country = 'USA' AND stars.name LIKE '%a%';
+SELECT films.title, films.genre, directors.name AS director FROM films JOIN people AS directors ON films.director_id = directors.person_id;
+SELECT films.title, writers.name AS writer, writers.email FROM films JOIN people AS writers ON films.writer_id = writers.person_id WHERE writers.email LIKE '%@email.com';
+SELECT films.title, directors.name AS director, films.score FROM films JOIN people AS directors ON films.director_id = directors.person_id WHERE films.score > 7 AND directors.country = 'Poland';
+
+--extension 2
+
+CREATE TABLE cast (
+    cast_id SERIAL PRIMARY KEY,
+    film_id INT REFERENCES films(film_id),
+    person_id INT REFERENCES people(person_id),
+    role VARCHAR(50)
+);
+
+INSERT INTO cast (film_id, person_id, role) VALUES 
+(1, 5, 'Star'),
+(1, 3, 'Villain'),
+(2, 6, 'Hero'),
+(2, 2, 'Comedian'),
+(3, 4, 'Plumber'),
+(3, 10, 'Boolean');