Due to this on-demand data retrieval, there is no wasteful server work for person names that never get clicked. 由于这种数据的获取,从未被点击过的个人名字就不会浪费什么工作时间了。
GenBank data is available by WWW, FTP and E-mail. The retrieval of GenBank by the QUERY server is mainly introduced in this paper. 可以通过WWW、FTP、E&mail获取其中的数据,本文主要介绍了查询服务器的检索方法。
Look for ways to accomplish data retrieval and changes with fewer SQL statement executions, and you 'll reduce the load on your DB2 server. 寻找可用更少SQL语句就能完成数据检索和更改的方式,这样就可以减少DB2服务器上的负载。
So it can be used for quick preview of the video-database or other video information data. It also can be used for video preview, video abstract, video retrieval and video substitution ( in low net band ) of Web-Video-Database based on Browser / Server technology. 该方法可用于视频数据库及其他视频信息数据的快速预览,也可用于基于Browser/Server架构的Web型视频数据库的视频预览、视频摘要、视频检索以及低带宽条件下替代源视频对象等。
In the paper, we discuss such support technologies as continuous medium data placement, disk schedule and retrieval control, buffer control, admission control and resource allocation, bandwidth smoothing, scalability and interaction, which have important effects on the VOD server performance. 本文从连续媒体数据分布、磁盘调度和回取控制、缓存控制、允许控制与资源分配、带宽平滑、可扩展性和交互等多方面对视频服务器性能影响很大的支撑技术进行了讨论。