readMeta method
Small durable values the index keeps about itself: which generation is active, which records a backfill has done, which job carried which record.
Implementation
@override
Future<String?> readMeta(String key) async => _meta[key];
Small durable values the index keeps about itself: which generation is active, which records a backfill has done, which job carried which record.
@override
Future<String?> readMeta(String key) async => _meta[key];