BigTable is a compressed, high performance, and proprietary data storage system built on Google File System, Chubby Lock Service, SSTable (log-structured storage like LevelDB) and a few other Google technologies.
BigTable — проприетарная высокопроизводительная база данных, построенная на основе Google File System (GFS), Chubby Lock Service и некоторых других продуктах Google.