TRANSACTIONAL DATABASE LAYER ABOVE A DISTRIBUTED KEY/VALUE STORE

A computing system is configured to be coupled to a remote storage system. The remote storage system comprises a key/value store. The computing system is configured to perform transactions on data stored at the remote storage system. The system includes a database client. The database client includes an interface configured to allow a user to request database operations using the database client. The system further includes a database engine coupled to the database client. The database engine is configured to receive requests for database operations from the database client. The database engine is further configured to obtain and operate on transaction state stored as one or more key/value pairs in the key/value store at the remote storage system from the remote storage system. The database engine is configured to transactionally perform data operations, using the transaction state, on one or more data key/value pairs in the key/value store.