Keyphrases
- concurrency control
- write operations
- transaction processing
- database systems
- data access
- optimistic concurrency control
- transaction processing systems
- locking protocol
- nested transactions
- distributed databases
- database management systems
- fine grained
- deadlock free
- information retrieval
- multidatabase systems
- real world
- databases
- concurrent execution
- total weight
- information systems
- data sets
- software systems
- database applications
- data management