操作系统可以快速执行和响应程序,对计算机用户来说,这个执行过程难以被注意到的(因为太快了)。这也让我们觉得,操作系统好像同时执行了多道程序。
The operating system can allow execution of multiple programs so quickly that it is virtually unnoticeable to a human user, making it seem as all the programs are running at the same time.
本文设计的方案完全可以达到预期的要求,具有较好的快速响应性能和多维分析性能,能有效地完成数据仓库的OLAP操作。
The design meets all anticipation, and has good performance in quick response and multi-dimensional analysis, which ensures its operation in OLAP on database.
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