此模型提高了主动数据库系统的效率。
The model improved the performance of active database effectively.
在主动数据库系统中，这些触发的动作项对于用户事务应如何执行？
How should the execution of these triggered actions be treated with respect to user transactions in an active DBMS?
在这篇文章中我们提出了一种主动数据库系统地执行模型，对这些问题进行了系统的阐述。
In this paper we propose an execution model for active DBMS's which systematically addresses such issues.
在主动数据库系统中，预先制定相应的规则，用事件作触发器去操纵数据库，能为移动数据库提供主动功能。
In active database systems, establish relevant rules in advance, using events as trigger to manipulate database, can provide active function for mobile database.
提出了一种支持现代应用的主动实时数据库系统的触发器机制。
This paper suggests a trigger mechanism supporting advanced application in active real-time database system.
事务的分布性和事务触发的不可预测性使得分布式主动实时数据库系统中的事务调度变得较为复杂。
The distribution of transactions and unpredictability of transaction triggering make the transaction schedule more difficult in distributed active real-time database system (DARTDBS).
支持主动规则机制已经成为现代数据库系统的一个重要特征。
Active rules support has become an important characteristic of modern database systems.
支持主动规则机制已经成为现代数据库系统的一个重要特征。
Supporting active rules has become an important characteristic of modern database systems.
介绍了主动面向对象数据库实验系统SDAOODB的体系结构和关键的实现技术。 SDAOODB是国内首家研制的一个主动面向对象数据库系统。
We introduced an active object-oriented database experimental system SDAOODB and discussed the system architecture and the important technique of implementation.
本文给出实时数据库系统中的触发器机制，使系统具有实施时限的能力，同时具有主动性。
In this paper, a trigger mechanism for real-time database system is presented. The system have abilities to enforce time-constraints and activate.
本文给出实时数据库系统中的触发器机制，使系统具有实施时限的能力，同时具有主动性。
In this paper, a trigger mechanism for real-time database system is presented. The system have abilities to enforce time-constraints and activate.
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