Introduce concurrencycontrolmethod based on transaction instance lock set and posterior sub-transaction type set.
给出了基于事务实例锁集和后继子事务类型集的多事务多实例并发运行算法。
2
Optimistic locking is an extremely efficient concurrencycontrolmethod that guarantees data integrity without placing any physical lock in the database.
乐观锁是一个极其有效的并发性控制方法，它可以确保数据完整性而又无需在数据库中放置任何物理锁。
3
This paper proposes a hybrid optimistic real-time transaction concurrencycontrolmethod based on high priority two phase locking scheme (HORTCC-SHP2PL).