|
|
@ -1,47 +0,0 @@ |
|
|
UserLibrary as ul |
|
|
|
|
|
- |
|
|
|
|
|
UserID PK varchar |
|
|
|
|
|
SavedTracks array # array of track ID's (varchar) |
|
|
|
|
|
|
|
|
|
|
|
ArtistName |
|
|
|
|
|
- |
|
|
|
|
|
TrackID PK varchar FK >- ul.SavedTracks |
|
|
|
|
|
ArtistName varchar |
|
|
|
|
|
|
|
|
|
|
|
AudioFeatures |
|
|
|
|
|
- |
|
|
|
|
|
TrackID PK varchar FK >- ul.SavedTracks |
|
|
|
|
|
Danceability decimal |
|
|
|
|
|
Energy decimal |
|
|
|
|
|
Loudness decimal |
|
|
|
|
|
Speechiness decimal |
|
|
|
|
|
Acousticness decimal |
|
|
|
|
|
Instrumentalness decimal |
|
|
|
|
|
Valence decimal |
|
|
|
|
|
Tempo decimal |
|
|
|
|
|
|
|
|
|
|
|
Genre |
|
|
|
|
|
- |
|
|
|
|
|
TrackID PK varchar FK >- ul.SavedTracks |
|
|
|
|
|
MainGenre NULL varchar |
|
|
|
|
|
OtherGenres NULL array |
|
|
|
|
|
|
|
|
|
|
|
Popularity |
|
|
|
|
|
- |
|
|
|
|
|
TrackID PK varchar FK >- ul.SavedTracks |
|
|
|
|
|
Popularity decimal |
|
|
|
|
|
|
|
|
|
|
|
Runtime |
|
|
|
|
|
- |
|
|
|
|
|
TrackID PK varchar FK >- ul.SavedTracks |
|
|
|
|
|
Runtime smallint # seconds |
|
|
|
|
|
|
|
|
|
|
|
TrackName |
|
|
|
|
|
- |
|
|
|
|
|
TrackID PK varchar FK >- ul.SavedTracks |
|
|
|
|
|
TrackName varchar |
|
|
|
|
|
|
|
|
|
|
|
Year |
|
|
|
|
|
- |
|
|
|
|
|
TrackID PK varchar FK >- ul.SavedTracks |
|
|
|
|
|
Year smallint |
|
|
|
