diff --git a/lib/Migration/Version010000Date20210903000000.php b/lib/Migration/Version010000Date20210903000000.php
new file mode 100644
index 000000000..b09df0d0c
--- /dev/null
+++ b/lib/Migration/Version010000Date20210903000000.php
@@ -0,0 +1,273 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OCA\Music\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\Migration\SimpleMigrationStep;
+use OCP\Migration\IOutput;
+
+/**
+ * Migrate the DB schema to Music v1.0.0 level from any previous version starting from v0.4.0
+ */
+class Version010000Date20210903000000 extends SimpleMigrationStep {
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 */
+	public function preSchemaChange(IOutput $output, Closure $schemaClosure, array $options) {
+	}
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options) {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		$this->migrateMusicArtists($schema);
+		$this->migrateMusicAlbums($schema);
+		$this->migrateMusicTracks($schema);
+		$this->migrateMusicPlaylists($schema);
+		$this->migrateMusicGenres($schema);
+		$this->migrateMusicRadioStations($schema);
+		$this->migrateMusicAmpacheSessions($schema);
+		$this->migrateAmpacheUsers($schema);
+		$this->migrateMusicCache($schema);
+		$this->migrateMusicBookmarks($schema);
+
+		return $schema;
+	}
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 */
+	public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options) {
+	}
+
+	private function migrateMusicArtists(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_artists');
+		$this->setColumns($table, [
+			[ 'id',				'integer',	['autoincrement' => true, 'notnull' => true, 'unsigned' => true] ],
+			[ 'user_id',		'string',	['notnull' => true, 'length' => 64] ],
+			[ 'name',			'string',	['notnull' => false, 'length' => 256] ],
+			[ 'cover_file_id',	'bigint',	['notnull' => false,'length' => 10] ],
+			[ 'mbid',			'string',	['notnull' => false, 'length' => 36] ],
+			[ 'hash',			'string',	['notnull' => true, 'length' => 32] ],
+			[ 'starred',		'datetime',	['notnull' => false] ],
+			[ 'created',		'datetime',	['notnull' => false] ],
+			[ 'updated',		'datetime',	['notnull' => false] ]
+		]);
+		$this->dropObsoleteColumn($table, 'image');
+
+		$this->setPrimaryKey($table, ['id']);
+		$this->setUniqueIndex($table, 'user_id_hash_idx', ['user_id', 'hash']);
+	}
+
+	private function migrateMusicAlbums(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_albums');
+		$this->setColumns($table, [
+			[ 'id',					'integer',	['autoincrement' => true, 'notnull' => true, 'unsigned' => true] ],
+			[ 'user_id',			'string',	['notnull' => true, 'length' => 64] ],
+			[ 'name',				'string',	['notnull' => false, 'length' => 256] ],
+			[ 'cover_file_id',		'bigint',	['notnull' => false, 'length' => 10] ],
+			[ 'mbid',				'string',	['notnull' => false, 'length' => 36] ],
+			[ 'disk',				'integer',	['notnull' => false, 'unsigned' => true] ],
+			[ 'mbid_group',			'string',	['notnull' => false, 'length' => 36] ],
+			[ 'album_artist_id',	'integer',	['notnull' => false] ],
+			[ 'hash',				'string',	['notnull' => true, 'length' => 32] ],
+			[ 'starred',			'datetime',	['notnull' => false] ],
+			[ 'created',			'datetime',	['notnull' => false] ],
+			[ 'updated',			'datetime',	['notnull' => false] ]
+		]);
+		$this->dropObsoleteColumn($table, 'year');
+
+		$this->setPrimaryKey($table, ['id']);
+		$this->setIndex($table, 'ma_cover_file_id_idx', ['cover_file_id']);
+		$this->setIndex($table, 'ma_album_artist_id_idx', ['album_artist_id']);
+		$this->setUniqueIndex($table, 'ma_user_id_hash_idx', ['user_id', 'hash']);
+	}
+
+	private function migrateMusicTracks(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_tracks');
+		$this->setColumns($table, [
+			[ 'id',			'integer',	['autoincrement' => true, 'notnull' => true, 'unsigned' => true, ] ],
+			[ 'user_id',	'string',	['notnull' => true, 'length' => 64, ] ],
+			[ 'title',		'string',	['notnull' => true, 'length' => 256, ] ],
+			[ 'number',		'integer',	['notnull' => false, 'unsigned' => true] ],
+			[ 'disk',		'integer',	['notnull' => false, 'unsigned' => true] ],
+			[ 'year',		'integer',	['notnull' => false, 'unsigned' => true] ],
+			[ 'artist_id',	'integer',	['notnull' => false] ],
+			[ 'album_id',	'integer',	['notnull' => false] ],
+			[ 'length',		'integer',	['notnull' => false, 'unsigned' => true] ],
+			[ 'file_id',	'bigint',	['notnull' => true, 'length' => 10] ],
+			[ 'bitrate',	'integer',	['notnull' => false, 'unsigned' => true] ],
+			[ 'mimetype',	'string',	['notnull' => true, 'length' => 256] ],
+			[ 'mbid',		'string',	['notnull' => false, 'length' => 36] ],
+			[ 'starred',	'datetime',	['notnull' => false] ],
+			[ 'genre_id',	'integer',	['notnull' => false, 'unsigned' => true, ] ],
+			[ 'created',	'datetime', ['notnull' => false] ],
+			[ 'updated',	'datetime', ['notnull' => false] ]
+		]);
+
+		$this->setPrimaryKey($table, ['id']);
+		$this->setIndex($table, 'music_tracks_artist_id_idx', ['artist_id']);
+		$this->setIndex($table, 'music_tracks_album_id_idx', ['album_id']);
+		$this->setIndex($table, 'music_tracks_user_id_idx', ['user_id']);
+		$this->setUniqueIndex($table, 'music_tracks_file_user_id_idx', ['file_id', 'user_id']);
+	}
+
+	private function migrateMusicPlaylists(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_playlists');
+		$this->setColumns($table, [
+			[ 'id',			'integer',	['autoincrement' => true, 'notnull' => true, 'unsigned' => true] ],
+			[ 'user_id',	'string',	['notnull' => true, 'length' => 64] ],
+			[ 'name',		'string',	['notnull' => false, 'length' => 256] ],
+			[ 'track_ids',	'text',		['notnull' => false] ],
+			[ 'created',	'datetime',	['notnull' => false] ],
+			[ 'updated',	'datetime',	['notnull' => false] ],
+			[ 'comment',	'string',	['notnull' => false, 'length' => 256] ]
+		]);
+
+		$this->setPrimaryKey($table, ['id']);
+	}
+
+	private function migrateMusicGenres(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_genres');
+		$this->setColumns($table, [
+			[ 'id',			'integer',	['autoincrement' => true, 'notnull' => true, 'unsigned' => true] ],
+			[ 'user_id',	'string',	['notnull' => true, 'length' => 64] ],
+			[ 'name',		'string',	['notnull' => false, 'length' => 64] ],
+			[ 'lower_name',	'string',	['notnull' => false, 'length' => 64] ],
+			[ 'created',	'datetime',	['notnull' => false] ],
+			[ 'updated',	'datetime',	['notnull' => false] ]
+		]);
+
+		$this->setPrimaryKey($table, ['id']);
+		$this->setUniqueIndex($table, 'mg_lower_name_user_id_idx', ['lower_name', 'user_id']);
+	}
+
+	private function migrateMusicRadioStations(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_radio_stations');
+		$this->setColumns($table, [
+			[ 'id', 		'integer',	['autoincrement' => true, 'notnull' => true, 'unsigned' => true] ],
+			[ 'user_id',	'string',	['notnull' => true, 'length' => 64] ],
+			[ 'name',		'string',	['notnull' => false, 'length' => 256] ],
+			[ 'stream_url',	'string',	['notnull' => true, 'length' => 2048] ],
+			[ 'home_url',	'string',	['notnull' => false, 'length' => 2048] ],
+			[ 'created',	'datetime',	['notnull' => false] ],
+			[ 'updated',	'datetime',	['notnull' => false] ]
+		]);
+
+		$this->setPrimaryKey($table, ['id']);
+	}
+
+	private function migrateMusicAmpacheSessions(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_ampache_sessions');
+		$this->setColumns($table, [
+			[ 'id',			'integer',	['autoincrement' => true, 'notnull' => true, 'unsigned' => true] ],
+			[ 'user_id',	'string',	['notnull' => true, 'length' => 64] ],
+			[ 'token',		'string',	['notnull' => true, 'length' => 64] ],
+			[ 'expiry',		'integer',	['notnull' => true,'unsigned' => true] ]
+		]);
+
+		$this->setPrimaryKey($table, ['id']);
+		$this->setUniqueIndex($table, 'music_ampache_sessions_index', ['token']);
+	}
+
+	private function migrateAmpacheUsers(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_ampache_users');
+		$this->setColumns($table, [
+			[ 'id',				'integer',	['autoincrement' => true, 'notnull' => true, 'length' => 4] ],
+			[ 'user_id',		'string',	['notnull' => true, 'length' => 64] ],
+			[ 'description',	'string',	['notnull' => false, 'length' => 64] ],
+			[ 'hash',			'string',	['notnull' => true, 'length' => 64] ]
+		]);
+
+		$this->setPrimaryKey($table, ['id']);
+		$this->setUniqueIndex($table, 'music_ampache_users_index', ['hash', 'user_id']);
+	}
+
+	private function migrateMusicCache(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_cache');
+		$this->setColumns($table, [
+			[ 'id',			'integer',	['autoincrement' => true, 'notnull' => true, 'unsigned' => true] ],
+			[ 'key',		'string',	['notnull' => true, 'length' => 64] ],
+			[ 'user_id',	'string',	['notnull' => true, 'length' => 64] ],
+			[ 'data',		'text',		['notnull' => false] ],
+		]);
+
+		$this->setPrimaryKey($table, ['id']);
+		$this->setUniqueIndex($table, 'music_cache_index', ['user_id', 'key']);
+	}
+
+	private function migrateMusicBookmarks(ISchemaWrapper $schema) {
+		$table = $this->getOrCreateTable($schema, 'music_bookmarks');
+		$this->setColumns($table, [
+			[ 'id',			'integer',		['autoincrement' => true, 'notnull' => true, 'unsigned' => true] ],
+			[ 'user_id',	'string',		['notnull' => true, 'length' => 64] ],
+			[ 'track_id',	'integer',		['notnull' => true] ],
+			[ 'position',	'integer',		['notnull' => true] ],
+			[ 'comment',	'string',		['notnull' => false, 'length' => 256] ],
+			[ 'created',	'datetime',		['notnull' => false] ],
+			[ 'updated',	'datetime',		['notnull' => false] ]
+		]);
+
+		$this->setPrimaryKey($table, ['id']);
+		$this->setUniqueIndex($table, 'music_bookmarks_user_track', ['user_id', 'track_id']);
+	}
+
+	private function getOrCreateTable(ISchemaWrapper $schema, string $name) {
+		if (!$schema->hasTable($name)) {
+			return $schema->createTable($name);
+		} else {
+			return $schema->getTable($name);
+		}
+	}
+
+	private function setColumn($table, string $name, string $type, array $args) {
+		if (!$table->hasColumn($name)) {
+			$table->addColumn($name, $type, $args);
+		}
+	}
+
+	private function setColumns($table, array $nameTypeArgsPerCol) {
+		foreach ($nameTypeArgsPerCol as $nameTypeArgs) {
+			list($name, $type, $args) = $nameTypeArgs;
+			$this->setColumn($table, $name, $type, $args);
+		}
+	}
+
+	private function dropObsoleteColumn($table, string $name) {
+		if ($table->hasColumn($name)) {
+			$table->dropColumn($name);
+		}
+	}
+
+	private function setIndex($table, string $name, array $columns) {
+		if (!$table->hasIndex($name)) {
+			$table->addIndex($columns, $name);
+		}
+	}
+
+	private function setUniqueIndex($table, string $name, array $columns) {
+		if (!$table->hasIndex($name)) {
+			$table->addUniqueIndex($columns, $name);
+		}
+	}
+
+	private function setPrimaryKey($table, array $columns) {
+		if (!$table->hasPrimaryKey()) {
+			$table->setPrimaryKey($columns);
+		}
+	}
+}
diff --git a/lib/Migration/Version010200Date20210513171803.php b/lib/Migration/Version010200Date20210513171803.php
deleted file mode 100644
index 5b3d1c7bc..000000000
--- a/lib/Migration/Version010200Date20210513171803.php
+++ /dev/null
@@ -1,401 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace OCA\Music\Migration;
-
-use Closure;
-use OCP\DB\ISchemaWrapper;
-use OCP\Migration\SimpleMigrationStep;
-use OCP\Migration\IOutput;
-
-/**
- * Auto-generated migration step: Please modify to your needs!
- */
-class Version010200Date20210513171803 extends SimpleMigrationStep {
-
-	/**
-	 * @param IOutput $output
-	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
-	 * @param array $options
-	 */
-	public function preSchemaChange(IOutput $output, Closure $schemaClosure, array $options) {
-	}
-
-	/**
-	 * @param IOutput $output
-	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
-	 * @param array $options
-	 * @return null|ISchemaWrapper
-	 */
-	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options) {
-		/** @var ISchemaWrapper $schema */
-		$schema = $schemaClosure();
-
-		if (!$schema->hasTable('music_artists')) {
-			$table = $schema->createTable('music_artists');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('name', 'string', [
-				'notnull' => false,
-				'length' => 256,
-			]);
-			$table->addColumn('cover_file_id', 'bigint', [
-				'notnull' => false,
-				'length' => 10,
-			]);
-			$table->addColumn('mbid', 'string', [
-				'notnull' => false,
-				'length' => 36,
-			]);
-			$table->addColumn('hash', 'string', [
-				'notnull' => true,
-				'length' => 32,
-			]);
-			$table->addColumn('starred', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('created', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('updated', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->setPrimaryKey(['id']);
-			$table->addUniqueIndex(['user_id', 'hash'], 'user_id_hash_idx');
-		}
-
-		if (!$schema->hasTable('music_albums')) {
-			$table = $schema->createTable('music_albums');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('name', 'string', [
-				'notnull' => false,
-				'length' => 256,
-			]);
-			$table->addColumn('cover_file_id', 'bigint', [
-				'notnull' => false,
-				'length' => 10,
-			]);
-			$table->addColumn('mbid', 'string', [
-				'notnull' => false,
-				'length' => 36,
-			]);
-			$table->addColumn('disk', 'integer', [
-				'notnull' => false,
-				'unsigned' => true,
-			]);
-			$table->addColumn('mbid_group', 'string', [
-				'notnull' => false,
-				'length' => 36,
-			]);
-			$table->addColumn('album_artist_id', 'integer', [
-				'notnull' => false,
-			]);
-			$table->addColumn('hash', 'string', [
-				'notnull' => true,
-				'length' => 32,
-			]);
-			$table->addColumn('starred', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('created', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('updated', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->setPrimaryKey(['id']);
-			$table->addIndex(['cover_file_id'], 'ma_cover_file_id_idx');
-			$table->addIndex(['album_artist_id'], 'ma_album_artist_id_idx');
-			$table->addUniqueIndex(['user_id', 'hash'], 'ma_user_id_hash_idx');
-		}
-
-		if (!$schema->hasTable('music_tracks')) {
-			$table = $schema->createTable('music_tracks');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('title', 'string', [
-				'notnull' => true,
-				'length' => 256,
-			]);
-			$table->addColumn('number', 'integer', [
-				'notnull' => false,
-				'unsigned' => true,
-			]);
-			$table->addColumn('disk', 'integer', [
-				'notnull' => false,
-				'unsigned' => true,
-			]);
-			$table->addColumn('year', 'integer', [
-				'notnull' => false,
-				'unsigned' => true,
-			]);
-			$table->addColumn('artist_id', 'integer', [
-				'notnull' => false,
-			]);
-			$table->addColumn('album_id', 'integer', [
-				'notnull' => false,
-			]);
-			$table->addColumn('length', 'integer', [
-				'notnull' => false,
-				'unsigned' => true,
-			]);
-			$table->addColumn('file_id', 'bigint', [
-				'notnull' => true,
-				'length' => 10,
-			]);
-			$table->addColumn('bitrate', 'integer', [
-				'notnull' => false,
-				'unsigned' => true,
-			]);
-			$table->addColumn('mimetype', 'string', [
-				'notnull' => true,
-				'length' => 256,
-			]);
-			$table->addColumn('mbid', 'string', [
-				'notnull' => false,
-				'length' => 36,
-			]);
-			$table->addColumn('starred', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('genre_id', 'integer', [
-				'notnull' => false,
-				'unsigned' => true,
-			]);
-			$table->addColumn('created', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('updated', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->setPrimaryKey(['id']);
-			$table->addIndex(['artist_id'], 'music_tracks_artist_id_idx');
-			$table->addIndex(['album_id'], 'music_tracks_album_id_idx');
-			$table->addIndex(['user_id'], 'music_tracks_user_id_idx');
-			$table->addUniqueIndex(['file_id', 'user_id'], 'music_tracks_file_user_id_idx');
-		}
-
-		if (!$schema->hasTable('music_playlists')) {
-			$table = $schema->createTable('music_playlists');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('name', 'string', [
-				'notnull' => false,
-				'length' => 256,
-			]);
-			$table->addColumn('track_ids', 'text', [
-				'notnull' => false,
-			]);
-			$table->addColumn('created', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('updated', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('comment', 'string', [
-				'notnull' => false,
-				'length' => 256,
-			]);
-			$table->setPrimaryKey(['id']);
-		}
-
-		if (!$schema->hasTable('music_genres')) {
-			$table = $schema->createTable('music_genres');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('name', 'string', [
-				'notnull' => false,
-				'length' => 64,
-			]);
-			$table->addColumn('lower_name', 'string', [
-				'notnull' => false,
-				'length' => 64,
-			]);
-			$table->addColumn('created', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('updated', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->setPrimaryKey(['id']);
-			$table->addUniqueIndex(['lower_name', 'user_id'], 'mg_lower_name_user_id_idx');
-		}
-
-		if (!$schema->hasTable('music_radio_stations')) {
-			$table = $schema->createTable('music_radio_stations');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('name', 'string', [
-				'notnull' => false,
-				'length' => 256,
-			]);
-			$table->addColumn('stream_url', 'string', [
-				'notnull' => true,
-				'length' => 2048,
-			]);
-			$table->addColumn('home_url', 'string', [
-				'notnull' => false,
-				'length' => 2048,
-			]);
-			$table->addColumn('created', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('updated', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->setPrimaryKey(['id']);
-		}
-
-		if (!$schema->hasTable('music_ampache_sessions')) {
-			$table = $schema->createTable('music_ampache_sessions');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('token', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('expiry', 'integer', [
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->setPrimaryKey(['id']);
-			$table->addUniqueIndex(['token'], 'music_ampache_sessions_index');
-		}
-
-		if (!$schema->hasTable('music_ampache_users')) {
-			$table = $schema->createTable('music_ampache_users');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'length' => 4,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('description', 'string', [
-				'notnull' => false,
-				'length' => 64,
-			]);
-			$table->addColumn('hash', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->setPrimaryKey(['id']);
-			$table->addUniqueIndex(['hash', 'user_id'], 'music_ampache_users_index');
-		}
-
-		if (!$schema->hasTable('music_cache')) {
-			$table = $schema->createTable('music_cache');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->addColumn('key', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('data', 'text', [
-				'notnull' => false,
-			]);
-			$table->setPrimaryKey(['id']);
-			$table->addUniqueIndex(['user_id', 'key'], 'music_cache_index');
-		}
-
-		if (!$schema->hasTable('music_bookmarks')) {
-			$table = $schema->createTable('music_bookmarks');
-			$table->addColumn('id', 'integer', [
-				'autoincrement' => true,
-				'notnull' => true,
-				'unsigned' => true,
-			]);
-			$table->addColumn('user_id', 'string', [
-				'notnull' => true,
-				'length' => 64,
-			]);
-			$table->addColumn('track_id', 'integer', [
-				'notnull' => true,
-			]);
-			$table->addColumn('position', 'integer', [
-				'notnull' => true,
-			]);
-			$table->addColumn('comment', 'string', [
-				'notnull' => false,
-				'length' => 256,
-			]);
-			$table->addColumn('created', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->addColumn('updated', 'datetime', [
-				'notnull' => false,
-			]);
-			$table->setPrimaryKey(['id']);
-			$table->addUniqueIndex(['user_id', 'track_id'], 'music_bookmarks_user_track');
-		}
-		return $schema;
-	}
-
-	/**
-	 * @param IOutput $output
-	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
-	 * @param array $options
-	 */
-	public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options) {
-	}
-}