Aksel Saugestad

sql/films/create-films.sql

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+CREATE TABLE films(
+ id serial primary key,
+ title varchar(1000) unique,
+ genre varchar(1000),
+ released int,
+ score int
+ )

sql/films/extentions.sql

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+-- Extention 2
+
+CREATE TABLE directors(
+    id serial primary key,
+    name varchar(70)
+)
+
+CREATE TABLE films_2(
+ id serial primary key,
+ title varchar(1000) unique,
+ genre varchar(1000),
+ released int,
+ score int,
+ directorID int,
+ FOREIGN KEY(directorID) REFERENCES directors(id)
+)
+
+
+INSERT INTO directors (name) VALUES
+('Bob'),
+('John'),
+('Trauma');
+
+
+
+insert into films_2(title, genre, released, score) VALUES ('The Shawshank Redemption', 'Drama', 1994, 9, 1);
+insert into films_2(title, genre, released, score) VALUES ('The Godfather', 'Crime', 1972, 9, 1);
+insert into films_2(title, genre, released, score) VALUES ('The Dark Knight', 'Action', 2008, 9, 1);
+insert into films_2(title, genre, released, score) VALUES ('Alien', 'SciFi', 1979, 9, 1);
+insert into films_2(title, genre, released, score) VALUES ('Total Recall', 'SciFi', 1990, 8, 1);
+insert into films_2(title, genre, released, score) VALUES ('The Matrix', 'SciFi', 1999, 8, 1);
+insert into films_2(title, genre, released, score) VALUES ('The Matrix Resurrections', 'SciFi', 2021, 5, 1);
+insert into films_2(title, genre, released, score) VALUES ('The Matrix Reloaded', 'SciFi', 2003, 6, 1);
+insert into films_2(title, genre, released, score) VALUES ('The Hunt for Red October', 'Thriller', 1990, 7, 1);
+insert into films_2(title, genre, released, score) VALUES ('Misery', 'Thriller', 1990, 7, 1);
+insert into films_2(title, genre, released, score) VALUES ('The Power of the Dog', 'Western', 2021, 6, 1);
+insert into films_2(title, genre, released, score) VALUES ('Hell or High Water', 'Western', 2016, 8, 1);
+insert into films_2(title, genre, released, score) VALUES ('The Good the Bad and the Ugly', 'Western', 1966, 9, 1);
+insert into films_2(title, genre, released, score) VALUES ('Unforgiven', 'Western', 1992, 7, 1);
+
+
+SELECT * FROM films_2 INNER JOIN directors ON films_2.directorID=directors.id;
+SELECT directors.name, COUNT(films_2.title) from directors inner join films_2 on directors.id=films_dk.director_id GROUP BY directors.name;

sql/films/insert-films.sql

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+insert into films(title, genre, released, score) VALUES ('The Shawshank Redemption', 'Drama', 1994, 9);
+insert into films(title, genre, released, score) VALUES ('The Godfather', 'Crime', 1972, 9);
+insert into films(title, genre, released, score) VALUES ('The Dark Knight', 'Action', 2008, 9);
+insert into films(title, genre, released, score) VALUES ('Alien', 'SciFi', 1979, 9);
+insert into films(title, genre, released, score) VALUES ('Total Recall', 'SciFi', 1990, 8);
+insert into films(title, genre, released, score) VALUES ('The Matrix', 'SciFi', 1999, 8);
+insert into films(title, genre, released, score) VALUES ('The Matrix Resurrections', 'SciFi', 2021, 5);
+insert into films(title, genre, released, score) VALUES ('The Matrix Reloaded', 'SciFi', 2003, 6);
+insert into films(title, genre, released, score) VALUES ('The Hunt for Red October', 'Thriller', 1990, 7);
+insert into films(title, genre, released, score) VALUES ('Misery', 'Thriller', 1990, 7);
+insert into films(title, genre, released, score) VALUES ('The Power of the Dog', 'Western', 2021, 6);
+insert into films(title, genre, released, score) VALUES ('Hell or High Water', 'Western', 2016, 8);
+insert into films(title, genre, released, score) VALUES ('The Good the Bad and the Ugly', 'Western', 1966, 9);
+insert into films(title, genre, released, score) VALUES ('Unforgiven', 'Western', 1992, 7);
+

sql/films/select-films.sql

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+SELECT * FROM films;
+SELECT * FROM films ORDER BY score DESC;
+SELECT * FROM films ORDER BY released ASC;
+SELECT * FROM films WHERE score > 8;
+SELECT * FROM films WHERE score < 7;
+SELECT * FROM films WHERE released = 1990;
+SELECT * FROM films WHERE released < 2000;
+SELECT * FROM films WHERE released > 1990;
+SELECT * FROM films WHERE released > 1990 AND released < 2000;
+SELECT * FROM films WHERE genre = 'SciFi';
+SELECT * FROM films WHERE genre = 'SciFi' OR genre = 'Western';
+SELECT * FROM films WHERE NOT genre = 'SciFi';
+SELECT * FROM films WHERE genre = 'Western' AND released < 2000;
+SELECT * FROM films WHERE title LIKE '%Matrix%';
+
+-- Extention 1
+
+SELECT AVG(score) FROM films; 
+SELECT COUNT(*) FROM films;
+SELECT genre, AVG(score) FROM films GROUP BY genre;