并发控制支持表级和行级锁。
用于开放式并发控制的对象版本控制。
并发控制和日志记录在完整文档级进行。
Concurrency control and logging happens on the level of full documents.
而事务的并发控制，则是研究的重点。
Concurrency control of transactions is the emphasis of such study.
我们也要学习并发控制中的一些技术。
We also want to study to erupt some technique in the control.
分布式环境中的并发控制。
提出了一种基于事务冲突图的并发控制方法。
A concurrency control algorithm based on the transaction conflict graph is proposed.
针对分布式数据库的并发控制提出了一种新算法。
This paper presents a new algorithm which is useful to concurrency control of distributed database system.
提出了加权事件优先策略，较好地实现了并发控制。
It also establishes the concurrency control strategy based on creator and event.
分布式并发控制是分布式数据库研究的一个重要方向。
Concurrency control is the vital problem in the research of distributed database.
此外，有许多不具备并发控制的服务，这也可能导致不一致的数据。
Moreover, there are many services that do not have concurrency control at all, which may also lead to inconsistent data.
提出一种用于分布数据管理的基于锁定的并发控制算法。
A concurrent control algorithm of distributed data management based on the lock is presented in this paper.
提出了一种新的基于事务重要性的实时乐观并发控制协议。
A new real-time optimistic concurrency control protocol is proposed, which USES importance of transactions.
在更新记录之前，我们通过实体对象方法set使用了乐观并发控制。
Before updating the record, we used optimistic concurrency control with the set entity object method.
但是，当同步主要是并发控制的机制时，则事务主要是处理异常的机制。
But while synchronization is primarily a concurrency control mechanism, transactions are primarily an exception-handling mechanism.
我们建议采用乐观锁定策略，将并发控制的责任委派给相应的应用程序逻辑。
Instead, we recommend the use of an optimistic locking strategy, delegating responsibility for concurrency control to appropriate application logic.
在长短事务混合的情况下，它的性能比其它的并发控制协议更好。
It performs better than other protocols in the cases when long and short transactions are mixed.
该事务没有确认，因为至少一个资源管理器里的乐观并发控制失败。
The transaction failed to commit due to the failure of optimistic concurrency control in at least one of the resource managers.
通过使用乐观并发控制，数据库管理器在完成读操作之后可以立即释放行或页锁。
With optimistic concurrency control, the database manager releases the row or page locks immediately after a read operation.
这四种服务分别是命名服务、事件服务、事务服务、并发控制服务。
These four kinds of service are Naming service, Event service, Transaction service and ConcurrencyControl service respectively.
特定的并发控制机制因商业SDO实现而有所不同，但这超出了本文的讨论范围。
Specific concurrency control mechanisms vary across commercial SDO implementations and are beyond the scope of this article.
传统数据库通过并发控制协议及事务的恢复机制来保证事务的正确性。
In a traditional database system, the transaction correctness is implemented through the concurrency control protocol and the recovery mechanism.
SAILII的事务处理部分是由事务模型、并发控制和恢复管理组成。
Transaction processing of SAILII comprises of transaction model, concurrent control and recovery management.
论文解决了系统实现中的两个关键问题：事务型操作的处理和并发控制。
In this application, we need to solve two key questions: transaction processing and concurrent controlling.
同时，本文还重点讨论了模型中的目录管理和事务并发控制的实现机制。
Besides, This paper also discusses the implementation mechanism of distributed directory and simultaneous control of transactions.
本文讨论合作的多处理机系统中两个主要的软件问题——作业分配和并发控制。
This paper discussed the main software problems in a cooperative multiprocessor system-task allocation and concurrent control.
为了进一步减少移动实时事务重启的数目，在并发控制协议中引入了相似性的概念。
In order to further reduce the number of mobile real-time transaction restarts, we introduce the notion of similarity in concurrency control.
大多数时间我们使用Hibernate的自动版本和分离对象来实现乐观并发控制和高性能。
Most times we use Hibernate's automatic versioning and detached objects to achieve optimistic concurrent control and high performance an.
该特性实现了多版本并发控制(MVCC)：当使用了事务时，在写入值时需要带上其事务的时间戳。
This feature to implement multiversion concurrency control (MVCC) : when mutations within a transaction are applied, the values are written at the timestamp of their transaction.
该特性实现了多版本并发控制(MVCC)：当使用了事务时，在写入值时需要带上其事务的时间戳。
This feature to implement multiversion concurrency control (MVCC) : when mutations within a transaction are applied, the values are written at the timestamp of their transaction.
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