With database managed space (DMS) and raw device, we can decrease the time to fail over the disk resources, because there will be no checking of disks during failover.
通过数据库管理的空间(DMS)和原始设备，我们可以减少磁盘资源的故障转移时间，因为在故障转移时将不会进行磁盘检查。
RECOVER will do the RESTORE of the most recent backup, followed by a log apply process to bring the table space or database to a specified point in time.
RECOVER会恢复最近的备份，然后执行一个日志应用进程，将表空间或数据库带到一个指定的数据点。
Maintaining and keeping track of a complete set of these backups can be a time-consuming task that might outweigh the space requirements of full database backups.
维护和跟踪这些完整备份是一种耗时的任务，所需空间可能会超过完整数据库备份的所需空间。
Referencing the mature and efficient relational database query techniques, and to take the strategy space for time.
借鉴关系数据库成熟高效的查询技术，并采取以空间换时间的策略。
Space, thematic attribute and time are the three basic characteristics of geographical phenomena or the essential data types of GIS database.
空间、属性、时间是地理现象的三个基本特征或地理信息系统数据库的三种基本数据成分。
In addition, this paper discusses the relationship and space-time extensibility of database.
另外，论述了数据库的关系和时空扩展性。
In this paper, Authors sum up the actuality of Temporal GIS, and introduce the conception and the type of Time Database and Space-Time Database.
文章总结了时态GIS的研究现状，介绍了时间数据库与时空数据库的概念以及类型。
In this paper, Authors sum up the actuality of Temporal GIS, and introduce the conception and the type of Time Database and Space-Time Database.
文章总结了时态GIS的研究现状，介绍了时间数据库与时空数据库的概念以及类型。
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