Add indexes on all foreign keys

Should help with query performance issues such as #140

supysonic/db.py

@@ -31,7 +31,7 @@ try:
 except ImportError:
     from urlparse import urlparse, parse_qsl
 
-SCHEMA_VERSION = '20181010'
+SCHEMA_VERSION = '20190324'
 
 def now():
     return datetime.now().replace(microsecond = 0)

supysonic/schema/migration/mysql/20190324.sql

@@ -0,0 +1,32 @@
+CREATE INDEX IF NOT EXISTS index_folder_parent_id_fk ON folder(parent_id);
+
+CREATE INDEX IF NOT EXISTS index_album_artist_id_fk ON album(artist_id);
+
+CREATE INDEX IF NOT EXISTS index_track_album_id_fk ON track(album_id);
+CREATE INDEX IF NOT EXISTS index_track_artist_id_fk ON track(artist_id);
+CREATE INDEX IF NOT EXISTS index_track_folder_id_fk ON track(folder_id);
+CREATE INDEX IF NOT EXISTS index_track_root_folder_id_fk ON track(root_folder_id);
+
+CREATE INDEX IF NOT EXISTS index_user_last_play_id_fk ON user(last_play_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_folder_user_id_fk ON starred_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_folder_starred_id_fk ON starred_folder(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_artist_user_id_fk ON starred_artist(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_artist_starred_id_fk ON starred_artist(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_album_user_id_fk ON starred_album(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_album_starred_id_fk ON starred_album(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_track_user_id_fk ON starred_track(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_track_starred_id_fk ON starred_track(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_rating_folder_user_id_fk ON rating_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_folder_rated_id_fk ON rating_folder(rated_id);
+
+CREATE INDEX IF NOT EXISTS index_rating_track_user_id_fk ON rating_track(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_track_rated_id_fk ON rating_track(rated_id);
+
+CREATE INDEX IF NOT EXISTS index_chat_message_user_id_fk ON chat_message(user_id);
+
+CREATE INDEX IF NOT EXISTS index_playlist_user_id_fk ON playlist(user_id);

supysonic/schema/migration/postgres/20190324.sql

@@ -0,0 +1,32 @@
+CREATE INDEX IF NOT EXISTS index_folder_parent_id_fk ON folder(parent_id);
+
+CREATE INDEX IF NOT EXISTS index_album_artist_id_fk ON album(artist_id);
+
+CREATE INDEX IF NOT EXISTS index_track_album_id_fk ON track(album_id);
+CREATE INDEX IF NOT EXISTS index_track_artist_id_fk ON track(artist_id);
+CREATE INDEX IF NOT EXISTS index_track_folder_id_fk ON track(folder_id);
+CREATE INDEX IF NOT EXISTS index_track_root_folder_id_fk ON track(root_folder_id);
+
+CREATE INDEX IF NOT EXISTS index_user_last_play_id_fk ON "user"(last_play_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_folder_user_id_fk ON starred_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_folder_starred_id_fk ON starred_folder(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_artist_user_id_fk ON starred_artist(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_artist_starred_id_fk ON starred_artist(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_album_user_id_fk ON starred_album(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_album_starred_id_fk ON starred_album(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_track_user_id_fk ON starred_track(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_track_starred_id_fk ON starred_track(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_rating_folder_user_id_fk ON rating_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_folder_rated_id_fk ON rating_folder(rated_id);
+
+CREATE INDEX IF NOT EXISTS index_rating_track_user_id_fk ON rating_track(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_track_rated_id_fk ON rating_track(rated_id);
+
+CREATE INDEX IF NOT EXISTS index_chat_message_user_id_fk ON chat_message(user_id);
+
+CREATE INDEX IF NOT EXISTS index_playlist_user_id_fk ON playlist(user_id);

supysonic/schema/migration/sqlite/20190324.sql

@@ -0,0 +1,32 @@
+CREATE INDEX IF NOT EXISTS index_folder_parent_id_fk ON folder(parent_id);
+
+CREATE INDEX IF NOT EXISTS index_album_artist_id_fk ON album(artist_id);
+
+CREATE INDEX IF NOT EXISTS index_track_album_id_fk ON track(album_id);
+CREATE INDEX IF NOT EXISTS index_track_artist_id_fk ON track(artist_id);
+CREATE INDEX IF NOT EXISTS index_track_folder_id_fk ON track(folder_id);
+CREATE INDEX IF NOT EXISTS index_track_root_folder_id_fk ON track(root_folder_id);
+
+CREATE INDEX IF NOT EXISTS index_user_last_play_id_fk ON user(last_play_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_folder_user_id_fk ON starred_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_folder_starred_id_fk ON starred_folder(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_artist_user_id_fk ON starred_artist(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_artist_starred_id_fk ON starred_artist(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_album_user_id_fk ON starred_album(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_album_starred_id_fk ON starred_album(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_starred_track_user_id_fk ON starred_track(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_track_starred_id_fk ON starred_track(starred_id);
+
+CREATE INDEX IF NOT EXISTS index_rating_folder_user_id_fk ON rating_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_folder_rated_id_fk ON rating_folder(rated_id);
+
+CREATE INDEX IF NOT EXISTS index_rating_track_user_id_fk ON rating_track(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_track_rated_id_fk ON rating_track(rated_id);
+
+CREATE INDEX IF NOT EXISTS index_chat_message_user_id_fk ON chat_message(user_id);
+
+CREATE INDEX IF NOT EXISTS index_playlist_user_id_fk ON playlist(user_id);

supysonic/schema/mysql.sql

@@ -9,6 +9,7 @@ CREATE TABLE IF NOT EXISTS folder (
     last_scan INTEGER NOT NULL,
     parent_id BINARY(16) REFERENCES folder
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_folder_parent_id_fk ON folder(parent_id);
 
 CREATE TABLE IF NOT EXISTS artist (
     id BINARY(16) PRIMARY KEY,
@@ -20,6 +21,7 @@ CREATE TABLE IF NOT EXISTS album (
     name VARCHAR(256) NOT NULL,
     artist_id BINARY(16) NOT NULL REFERENCES artist
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_album_artist_id_fk ON album(artist_id);
 
 CREATE TABLE IF NOT EXISTS track (
     id BINARY(16) PRIMARY KEY,
@@ -43,6 +45,10 @@ CREATE TABLE IF NOT EXISTS track (
     root_folder_id BINARY(16) NOT NULL REFERENCES folder,
     folder_id BINARY(16) NOT NULL REFERENCES folder
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_track_album_id_fk ON track(album_id);
+CREATE INDEX IF NOT EXISTS index_track_artist_id_fk ON track(artist_id);
+CREATE INDEX IF NOT EXISTS index_track_folder_id_fk ON track(folder_id);
+CREATE INDEX IF NOT EXISTS index_track_root_folder_id_fk ON track(root_folder_id);
 
 CREATE TABLE IF NOT EXISTS user (
     id BINARY(16) PRIMARY KEY,
@@ -56,6 +62,7 @@ CREATE TABLE IF NOT EXISTS user (
     last_play_id BINARY(16) REFERENCES track,
     last_play_date DATETIME
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_user_last_play_id_fk ON user(last_play_id);
 
 CREATE TABLE IF NOT EXISTS client_prefs (
     user_id BINARY(16) NOT NULL,
@@ -71,6 +78,8 @@ CREATE TABLE IF NOT EXISTS starred_folder (
     date DATETIME NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_starred_folder_user_id_fk ON starred_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_folder_starred_id_fk ON starred_folder(starred_id);
 
 CREATE TABLE IF NOT EXISTS starred_artist (
     user_id BINARY(16) NOT NULL REFERENCES user,
@@ -78,6 +87,8 @@ CREATE TABLE IF NOT EXISTS starred_artist (
     date DATETIME NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_starred_artist_user_id_fk ON starred_artist(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_artist_starred_id_fk ON starred_artist(starred_id);
 
 CREATE TABLE IF NOT EXISTS starred_album (
     user_id BINARY(16) NOT NULL REFERENCES user,
@@ -85,6 +96,8 @@ CREATE TABLE IF NOT EXISTS starred_album (
     date DATETIME NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_starred_album_user_id_fk ON starred_album(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_album_starred_id_fk ON starred_album(starred_id);
 
 CREATE TABLE IF NOT EXISTS starred_track (
     user_id BINARY(16) NOT NULL REFERENCES user,
@@ -92,6 +105,8 @@ CREATE TABLE IF NOT EXISTS starred_track (
     date DATETIME NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_starred_track_user_id_fk ON starred_track(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_track_starred_id_fk ON starred_track(starred_id);
 
 CREATE TABLE IF NOT EXISTS rating_folder (
     user_id BINARY(16) NOT NULL REFERENCES user,
@@ -99,6 +114,8 @@ CREATE TABLE IF NOT EXISTS rating_folder (
     rating INTEGER NOT NULL CHECK(rating BETWEEN 1 AND 5),
     PRIMARY KEY (user_id, rated_id)
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_rating_folder_user_id_fk ON rating_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_folder_rated_id_fk ON rating_folder(rated_id);
 
 CREATE TABLE IF NOT EXISTS rating_track (
     user_id BINARY(16) NOT NULL REFERENCES user,
@@ -106,6 +123,8 @@ CREATE TABLE IF NOT EXISTS rating_track (
     rating INTEGER NOT NULL CHECK(rating BETWEEN 1 AND 5),
     PRIMARY KEY (user_id, rated_id)
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_rating_track_user_id_fk ON rating_track(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_track_rated_id_fk ON rating_track(rated_id);
 
 CREATE TABLE IF NOT EXISTS chat_message (
     id BINARY(16) PRIMARY KEY,
@@ -113,6 +132,7 @@ CREATE TABLE IF NOT EXISTS chat_message (
     time INTEGER NOT NULL,
     message VARCHAR(512) NOT NULL
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_chat_message_user_id_fk ON chat_message(user_id);
 
 CREATE TABLE IF NOT EXISTS playlist (
     id BINARY(16) PRIMARY KEY,
@@ -123,6 +143,7 @@ CREATE TABLE IF NOT EXISTS playlist (
     created DATETIME NOT NULL,
     tracks TEXT
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+CREATE INDEX IF NOT EXISTS index_playlist_user_id_fk ON playlist(user_id);
 
 CREATE TABLE meta (
     `key` VARCHAR(32) PRIMARY KEY,

supysonic/schema/postgres.sql

@@ -9,6 +9,7 @@ CREATE TABLE IF NOT EXISTS folder (
     last_scan INTEGER NOT NULL,
     parent_id UUID REFERENCES folder
 );
+CREATE INDEX IF NOT EXISTS index_folder_parent_id_fk ON folder(parent_id);
 
 CREATE TABLE IF NOT EXISTS artist (
     id UUID PRIMARY KEY,
@@ -20,6 +21,7 @@ CREATE TABLE IF NOT EXISTS album (
     name CITEXT NOT NULL,
     artist_id UUID NOT NULL REFERENCES artist
 );
+CREATE INDEX IF NOT EXISTS index_album_artist_id_fk ON album(artist_id);
 
 CREATE TABLE IF NOT EXISTS track (
     id UUID PRIMARY KEY,
@@ -43,6 +45,10 @@ CREATE TABLE IF NOT EXISTS track (
     root_folder_id UUID NOT NULL REFERENCES folder,
     folder_id UUID NOT NULL REFERENCES folder
 );
+CREATE INDEX IF NOT EXISTS index_track_album_id_fk ON track(album_id);
+CREATE INDEX IF NOT EXISTS index_track_artist_id_fk ON track(artist_id);
+CREATE INDEX IF NOT EXISTS index_track_folder_id_fk ON track(folder_id);
+CREATE INDEX IF NOT EXISTS index_track_root_folder_id_fk ON track(root_folder_id);
 
 CREATE TABLE IF NOT EXISTS "user" (
     id UUID PRIMARY KEY,
@@ -56,6 +62,7 @@ CREATE TABLE IF NOT EXISTS "user" (
     last_play_id UUID REFERENCES track,
     last_play_date TIMESTAMP
 );
+CREATE INDEX IF NOT EXISTS index_user_last_play_id_fk ON "user"(last_play_id);
 
 CREATE TABLE IF NOT EXISTS client_prefs (
     user_id UUID NOT NULL,
@@ -71,6 +78,8 @@ CREATE TABLE IF NOT EXISTS starred_folder (
     date TIMESTAMP NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 );
+CREATE INDEX IF NOT EXISTS index_starred_folder_user_id_fk ON starred_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_folder_starred_id_fk ON starred_folder(starred_id);
 
 CREATE TABLE IF NOT EXISTS starred_artist (
     user_id UUID NOT NULL REFERENCES "user",
@@ -78,6 +87,8 @@ CREATE TABLE IF NOT EXISTS starred_artist (
     date TIMESTAMP NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 );
+CREATE INDEX IF NOT EXISTS index_starred_artist_user_id_fk ON starred_artist(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_artist_starred_id_fk ON starred_artist(starred_id);
 
 CREATE TABLE IF NOT EXISTS starred_album (
     user_id UUID NOT NULL REFERENCES "user",
@@ -85,6 +96,8 @@ CREATE TABLE IF NOT EXISTS starred_album (
     date TIMESTAMP NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 );
+CREATE INDEX IF NOT EXISTS index_starred_album_user_id_fk ON starred_album(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_album_starred_id_fk ON starred_album(starred_id);
 
 CREATE TABLE IF NOT EXISTS starred_track (
     user_id UUID NOT NULL REFERENCES "user",
@@ -92,6 +105,8 @@ CREATE TABLE IF NOT EXISTS starred_track (
     date TIMESTAMP NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 );
+CREATE INDEX IF NOT EXISTS index_starred_track_user_id_fk ON starred_track(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_track_starred_id_fk ON starred_track(starred_id);
 
 CREATE TABLE IF NOT EXISTS rating_folder (
     user_id UUID NOT NULL REFERENCES "user",
@@ -99,6 +114,8 @@ CREATE TABLE IF NOT EXISTS rating_folder (
     rating INTEGER NOT NULL CHECK(rating BETWEEN 1 AND 5),
     PRIMARY KEY (user_id, rated_id)
 );
+CREATE INDEX IF NOT EXISTS index_rating_folder_user_id_fk ON rating_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_folder_rated_id_fk ON rating_folder(rated_id);
 
 CREATE TABLE IF NOT EXISTS rating_track (
     user_id UUID NOT NULL REFERENCES "user",
@@ -106,6 +123,8 @@ CREATE TABLE IF NOT EXISTS rating_track (
     rating INTEGER NOT NULL CHECK(rating BETWEEN 1 AND 5),
     PRIMARY KEY (user_id, rated_id)
 );
+CREATE INDEX IF NOT EXISTS index_rating_track_user_id_fk ON rating_track(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_track_rated_id_fk ON rating_track(rated_id);
 
 CREATE TABLE IF NOT EXISTS chat_message (
     id UUID PRIMARY KEY,
@@ -113,6 +132,7 @@ CREATE TABLE IF NOT EXISTS chat_message (
     time INTEGER NOT NULL,
     message VARCHAR(512) NOT NULL
 );
+CREATE INDEX IF NOT EXISTS index_chat_message_user_id_fk ON chat_message(user_id);
 
 CREATE TABLE IF NOT EXISTS playlist (
     id UUID PRIMARY KEY,
@@ -123,6 +143,7 @@ CREATE TABLE IF NOT EXISTS playlist (
     created TIMESTAMP NOT NULL,
     tracks TEXT
 );
+CREATE INDEX IF NOT EXISTS index_playlist_user_id_fk ON playlist(user_id);
 
 CREATE TABLE meta (
     key VARCHAR(32) PRIMARY KEY,

supysonic/schema/sqlite.sql

@@ -9,7 +9,7 @@ CREATE TABLE IF NOT EXISTS folder (
     last_scan INTEGER NOT NULL,
     parent_id CHAR(36) REFERENCES folder
 );
-
+CREATE INDEX IF NOT EXISTS index_folder_parent_id_fk ON folder(parent_id);
 CREATE UNIQUE INDEX IF NOT EXISTS index_folder_path ON folder(path_hash);
 
 CREATE TABLE IF NOT EXISTS artist (
@@ -22,6 +22,7 @@ CREATE TABLE IF NOT EXISTS album (
     name VARCHAR(256) NOT NULL COLLATE NOCASE,
     artist_id CHAR(36) NOT NULL REFERENCES artist
 );
+CREATE INDEX IF NOT EXISTS index_album_artist_id_fk ON album(artist_id);
 
 CREATE TABLE IF NOT EXISTS track (
     id CHAR(36) PRIMARY KEY,
@@ -45,7 +46,10 @@ CREATE TABLE IF NOT EXISTS track (
     root_folder_id CHAR(36) NOT NULL REFERENCES folder,
     folder_id CHAR(36) NOT NULL REFERENCES folder
 );
-
+CREATE INDEX IF NOT EXISTS index_track_album_id_fk ON track(album_id);
+CREATE INDEX IF NOT EXISTS index_track_artist_id_fk ON track(artist_id);
+CREATE INDEX IF NOT EXISTS index_track_folder_id_fk ON track(folder_id);
+CREATE INDEX IF NOT EXISTS index_track_root_folder_id_fk ON track(root_folder_id);
 CREATE UNIQUE INDEX IF NOT EXISTS index_track_path ON track(path_hash);
 
 CREATE TABLE IF NOT EXISTS user (
@@ -60,6 +64,7 @@ CREATE TABLE IF NOT EXISTS user (
     last_play_id CHAR(36) REFERENCES track,
     last_play_date DATETIME
 );
+CREATE INDEX IF NOT EXISTS index_user_last_play_id_fk ON user(last_play_id);
 
 CREATE TABLE IF NOT EXISTS client_prefs (
     user_id CHAR(36) NOT NULL,
@@ -75,6 +80,8 @@ CREATE TABLE IF NOT EXISTS starred_folder (
     date DATETIME NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 );
+CREATE INDEX IF NOT EXISTS index_starred_folder_user_id_fk ON starred_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_folder_starred_id_fk ON starred_folder(starred_id);
 
 CREATE TABLE IF NOT EXISTS starred_artist (
     user_id CHAR(36) NOT NULL REFERENCES user,
@@ -82,6 +89,8 @@ CREATE TABLE IF NOT EXISTS starred_artist (
     date DATETIME NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 );
+CREATE INDEX IF NOT EXISTS index_starred_artist_user_id_fk ON starred_artist(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_artist_starred_id_fk ON starred_artist(starred_id);
 
 CREATE TABLE IF NOT EXISTS starred_album (
     user_id CHAR(36) NOT NULL REFERENCES user,
@@ -89,6 +98,8 @@ CREATE TABLE IF NOT EXISTS starred_album (
     date DATETIME NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 );
+CREATE INDEX IF NOT EXISTS index_starred_album_user_id_fk ON starred_album(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_album_starred_id_fk ON starred_album(starred_id);
 
 CREATE TABLE IF NOT EXISTS starred_track (
     user_id CHAR(36) NOT NULL REFERENCES user,
@@ -96,6 +107,8 @@ CREATE TABLE IF NOT EXISTS starred_track (
     date DATETIME NOT NULL,
     PRIMARY KEY (user_id, starred_id)
 );
+CREATE INDEX IF NOT EXISTS index_starred_track_user_id_fk ON starred_track(user_id);
+CREATE INDEX IF NOT EXISTS index_starred_track_starred_id_fk ON starred_track(starred_id);
 
 CREATE TABLE IF NOT EXISTS rating_folder (
     user_id CHAR(36) NOT NULL REFERENCES user,
@@ -103,6 +116,8 @@ CREATE TABLE IF NOT EXISTS rating_folder (
     rating INTEGER NOT NULL CHECK(rating BETWEEN 1 AND 5),
     PRIMARY KEY (user_id, rated_id)
 );
+CREATE INDEX IF NOT EXISTS index_rating_folder_user_id_fk ON rating_folder(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_folder_rated_id_fk ON rating_folder(rated_id);
 
 CREATE TABLE IF NOT EXISTS rating_track (
     user_id CHAR(36) NOT NULL REFERENCES user,
@@ -110,6 +125,8 @@ CREATE TABLE IF NOT EXISTS rating_track (
     rating INTEGER NOT NULL CHECK(rating BETWEEN 1 AND 5),
     PRIMARY KEY (user_id, rated_id)
 );
+CREATE INDEX IF NOT EXISTS index_rating_track_user_id_fk ON rating_track(user_id);
+CREATE INDEX IF NOT EXISTS index_rating_track_rated_id_fk ON rating_track(rated_id);
 
 CREATE TABLE IF NOT EXISTS chat_message (
     id CHAR(36) PRIMARY KEY,
@@ -117,6 +134,7 @@ CREATE TABLE IF NOT EXISTS chat_message (
     time INTEGER NOT NULL,
     message VARCHAR(512) NOT NULL
 );
+CREATE INDEX IF NOT EXISTS index_chat_message_user_id_fk ON chat_message(user_id);
 
 CREATE TABLE IF NOT EXISTS playlist (
     id CHAR(36) PRIMARY KEY,
@@ -127,6 +145,7 @@ CREATE TABLE IF NOT EXISTS playlist (
     created DATETIME NOT NULL,
     tracks TEXT
 );
+CREATE INDEX IF NOT EXISTS index_playlist_user_id_fk ON playlist(user_id);
 
 CREATE TABLE meta (
     key CHAR(32) PRIMARY KEY,