concurrent database transaction的意思|示意

By applying carefully the database functions of transaction handling and concurrent access, the platform guarantees data reliability and data integrity in multi user network environment.

该系统还利用了数据库自身的事务处理与并发控制功能，解决了在多用户网络环境下的数据完整性和可靠性问题。

Experiment results show that this scheme provides significant improvement in the database performance and transaction throughput in concurrent environment.

实验表明，在并发环境下这种方案能较大的提高数据库性能和事务的吞吐量。

Database write locks are needed only at transaction commit time to ensure that the modified items are updated atomically without interference from concurrent updaters.

只有在事务提交时才需要数据库写入锁，以确保原子地更新已修改的项，而不受到并发更新的干扰。