TG

For the database system data backup,bring forward a scheme named Transaction Group(TG),design the group-based backup and recovery over the traditional data backup system,and guarantee the atomic of the group,the key technology and implement method about TG are also discussed at length.

针对数据库系统的备份,提出了事务组(Transaction Group,TG)的概念。

Study and Implementation of Transaction Consistency in Information System;

信息系统事务一致性研究与实现

Research and implementation of web services transaction process system;

Web服务事务处理系统的研究与实现

The Transaction in Oracle and SQL Server;

Oracle与SQL Server事务处理的比较

Models of optimizing application in SQL server database is presented, including selecting optimizing superior server; optimizing database design; using procedure; using query efficiency SQL language; using affair and batch; avoid backup; select develop tools and adopt efficiency database access technology.

为提高基于SQLServer数据库应用程序的执行效率,分析了SQLServer数据库系统自身的查询优化处理技术,总结出多种基于SQLServer数据库的应用程序性能优化方法:选择性能优越的服务器;优化数据库设计;使用查询效率较高的查询语句;使用存储过程;有效的使用事务和批处理;避免阻塞;选择合适的开发工具和采用有效的数据库访问技术。

A transactions model for relational database is presented.

提出了一种基于Ｐｅｔｒｉ网的关系数据库的事务模型，即事务网，它清晰地表明了数据与事务的相互依赖关系及事务之间的并发关系，可作为关系数据库逻辑设计阶段的重要工具

Transactions ensure database consistency even if there are hardware failures.

即使出现硬件故障 ,使用事务仍可保证数据的一致性 ,在多用户环境下 ,事务还可维护数据的完整性。