Brandon Benefield

day1.sql

@@ -0,0 +1,50 @@
+-- SHOW ALL ALBUMS
+SELECT * FROM album;
+
+-- SELECT ALBUMS CREATE BETWEEN 1975 and 1990
+SELECT * FROM album
+WHERE release_year BETWEEN 1975 and 1990;
+
+-- SELECT ALBUMS THAT CONTAIN `Super D`
+SELECT * FROM album
+WHERE title Like 'Super D%';
+
+-- SELECT ALBUMS WITHOUT A RELEASE YEAR
+SELECT * FROM album
+WHERE release_year IS NULL;
+
+-- SELECT TRACKS FROM `Super Funky Album`
+SELECT track.title FROM track
+INNER JOIN album
+ON album.id IS track.album_id
+WHERE album.title IS 'Super Funky Album';
+
+-- SAME QUERY BUT track.title NAMED Track_Title
+SELECT track.title as Track_Title FROM track
+INNER JOIN album
+ON album.id IS track.album_id
+WHERE album.title IS 'Super Funky Album';
+
+-- SELECT ALL ALBUM TITLES BY `Han Solo`
+SELECT album.title FROM album, artist, artist_album
+WHERE artist.name IS 'Han Solo'
+AND artist.id IS artist_album.artist_id
+AND album.id IS artist_album.album_id;
+
+-- RETURN AVG YEAR ALL ALBUMS WERE RELEASED
+SELECT AVG(release_year) from album
+WHERE release_year IS NOT NULL;
+
+-- RETURN AVG ALL ALBUMS FROM `Leia and the Ewoks` WERE RELEASED
+SELECT AVG(release_year) FROM album, artist, artist_album
+WHERE artist.name IS 'Leia and the Ewoks'
+AND artist.id IS artist_album.artist_id
+AND album.id IS artist_album.album_id;
+
+-- RETURN NUMBER OF ARTISTS
+SELECT COUNT(id) FROM artist;
+
+-- Select the number of tracks on `Super Dubstep Album`
+SELECT COUNT(track.title) FROM track, album
+WHERE album.id IS track.album_id
+AND album.title IS 'Super Dubstep Album';

notes.sql

@@ -0,0 +1,43 @@
+-- CREATE `notes` TABLE
+create table notes(
+  id integer primary key autoincrement,
+  title varchar(255) not null,
+  content text,
+  creation_date datetime default current_timestamp,
+  author_id integer not null,
+  foreign key(author_id) references author(id)
+);
+
+-- CREATE `author` TABLE
+create table author(
+  id integer primary key autoincrement,
+  name varchar(255) not null,
+  creation_date datetime default current_timestamp
+);
+
+-- INSERT AUTHORS INTO `author` TABLE
+insert into author (name) values('Brandon');
+
+-- INSERT NOTES IN `note` TABLE
+insert into notes (title, content, author_id) values('Note 1', '', 1);
+
+-- SELECT ALL NOTES BY AUTHORS NAME
+select title, content from notes, author
+where author.name is 'Brandon'
+and author.id is notes.author_id;
+
+-- SELECT AUTHOR FOR A PARTICULAR NOTE BY THE NOTE ID
+select name from author, notes
+where notes.id is 1
+and author.id is notes.author_id;
+
+-- LIST THE NAME OF EACH AUTHOR AND HOW MANY NOTES THEY HAVE
+select author.name, count(notes.id) from author, notes
+where author.id is notes.author_id
+group by author.name;
+
+-- DELETE AUTHOR AND ALL ASSOCIATED NOTE
+begin transaction;
+delete from notes where author_id is 1;
+delete from author where id is 1;
+commit;

setup.sql

@@ -1,3 +1,33 @@
+-- CREATE ALBUMS TABLE
+CREATE TABLE album (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  title VARCHAR(255) NOT NULL,
+  release_year INTEGER
+);
+
+-- CREATE ARTIST TABLE
+CREATE TABLE artist (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  name VARCHAR(255)
+);
+
+-- CREATE TRACK TABLE
+CREATE TABLE track (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  title VARCHAR(255),
+  album_id INTEGER NOT NULL,
+  FOREIGN KEY(album_id) REFERENCES album(id)
+);
+
+-- CREATE ARTIST_ALBUM TABLE
+CREATE TABLE artist_album (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  artist_id INTEGER NOT NULL,
+  album_id INTEGER NOT NULL,
+  FOREIGN KEY(artist_id) REFERENCES artist(id),
+  FOREIGN KEY(album_id) REFERENCES album(id)
+);
+
 INSERT INTO album (title, release_year) VALUES ("Super Awesome Album", 1990);
 INSERT INTO album (title) VALUES ("Super Funky Album");
 INSERT INTO album (title, release_year) VALUES ("Super Disco Album", 1978);