Sander Rasmussen

sql/extension1.sql

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+SELECT AVG(Score) from Films;
+
+SELECT COUNT(*) FROM Films;
+
+SELECT DISTINCT AVG(Score) as score, Genre FROM Films GROUP BY Genre ORDER BY score DESC ;

sql/extension2.sql

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+DROP TABLE if exists directors;
+drop table if exists Films;
+CREATE TABLE directors(
+	directorID SERIAL not null	,
+	firstName varchar,
+	lastname VARCHAR,
+	PRIMARY KEY(directorID)
+	);
+CREATE TABLE Films(
+        FilmID BIGSERIAL PRIMARY KEY ,
+        Title VARCHAR,
+        Genre VARCHAR,
+        releaseYear INT,
+        Score INT,
+        directorid int REFERENCES directors(directorID)
+        );
+
+
+INSERT INTO directors(firstname, lastname)
+VALUES
+	('bob' , 'the builder'),
+	('big joe bo ' , 'the boo man'),
+	('bobplatsky' , 'the random named'),
+	('King B.J' , 'the bald');
+
+
+
+INSERT INTO Films (Title, Genre, releaseYear, Score, directorID)
+VALUES
+        ('The Shawshank Redemption', 'Drama', 1994, 9, 1),
+        ('The Godfather', 'Crime', 1972, 9, 2),
+        ('The Dark Knight', 'Action', 2008, 9, 3),
+        ('Alien', 'SciFi', 1979, 9, 3),
+        ('Total Recall', 'SciFi', 1990, 8, 1),
+        ('The Matrix', 'SciFi', 1999, 8, 2),
+        ('The Matrix Resurrections', 'SciFi', 2021, 5, 1),
+        ('The Matrix Reloaded', 'SciFi', 2003, 6, 3),
+        ('The Hunt for Red October', 'Thriller', 1990, 7, 1),
+        ('Misery', 'Thriller', 1990, 7, 2),
+        ('The Power Of The Dog', 'Western', 2021, 6, 2),
+        ('Hell or High Water', 'Western', 2016, 8, 2),
+        ('The Good the Bad and the Ugly', 'Western', 1966, 9, 3),
+        ('Unforgiven', 'Western', 1992, 7, 1);
+
+Select firstName, lastName, title from directors
+INNER JOIN Films ON directors.directorID = Films.directorId
+GROUP By firstName, lastName, title;

sql/extension3.sql

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+
+select Count(*) total , firstName, lastName from (Select Count( *) total, firstName, lastName from directors
+INNER JOIN Films ON directors.directorID = Films.directorId
+GROUP By firstName, lastName, title) 
+GROUP BY firstName, lastName;
+

sql/insert.sql

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+DROP TABLE Films; -- so that i can run all
+
+CREATE TABLE Films(
+	FilmID BIGSERIAL PRIMARY KEY ,
+	Title VARCHAR,
+	Genre VARCHAR,
+	releaseYear INT,
+	Score INT
+);
+INSERT INTO Films (Title, Genre, releaseYear, Score)
+VALUES 
+	('The Shawshank Redemption', 'Drama', 1994, 9),
+	('The Godfather', 'Crime', 1972, 9),
+	('The Dark Knight', 'Action', 2008, 9),
+	('Alien', 'SciFi', 1979, 9),
+	('Total Recall', 'SciFi', 1990, 8),
+	('The Matrix', 'SciFi', 1999, 8),
+	('The Matrix Resurrections', 'SciFi', 2021, 5),
+	('The Matrix Reloaded', 'SciFi', 2003, 6),
+	('The Hunt for Red October', 'Thriller', 1990, 7),
+	('Misery', 'Thriller', 1990, 7),
+	('The Power Of The Dog', 'Western', 2021, 6),
+	('Hell or High Water', 'Western', 2016, 8),
+	('The Good the Bad and the Ugly', 'Western', 1966, 9),
+	('Unforgiven', 'Western', 1992, 7);
+
+

sql/select.sql

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+
+SELECT * FROM Films;
+
+SELECT * FROM Films ORDER BY Score DESC;
+
+SELECT * FROM Films ORDER BY releaseYear ASC;
+
+SELECT * FROM Films WHERE Score >= 8;
+
+SELECT * FROM Films WHERE Score <=7;
+
+SELECT * FROM Films WHERE releaseYear = 1990;
+
+SELECT * FROM Films WHERE releaseYear >= 2000;
+
+SELECT * FROM Films WHERE releaseYear > 1990;
+
+SELECT * FROM Films WHERE releaseYear <= 1999 AND releaseYear >= 1990;
+
+SELECT * FROM Films WHERE Genre = 'SciFi';
+
+SELECT * FROM Films WHERE Genre = 'SciFi' OR Genre = 'Western';
+
+SELECT * FROM Films WHERE Genre != 'SciFi';
+
+SELECT * FROM Films WHERE Genre = 'Western' AND releaseYear<2000;
+
+SELECT * FROM  Films WHERE Title LIKE '%Matrix%';