Created Playlist

migrations/2024-04-13-024749_create_playlists_table/up.sql

@@ -0,0 +1,12 @@
+-- Your SQL goes here
+CREATE TABLE playlists (
+    id SERIAL PRIMARY KEY UNIQUE NOT NULL,
+    name VARCHAR NOT NULL,
+    user_id INTEGER REFERENCES users(id) ON DELETE CASCADE NOT NULL
+);
+
+CREATE TABLE playlist_songs (
+    playlist_id INTEGER REFERENCES playlists(id) ON DELETE CASCADE NOT NULL,
+    song_id INTEGER REFERENCES songs(id) ON DELETE CASCADE NOT NULL,
+    PRIMARY KEY (playlist_id, song_id)
+);