一、红黑树(RBT)的定义 ... struct RedBlackNode *Right; //指向右节点 colorType color; //j节点颜色,非黑即红 elementType element; //节点存放的数据 ...
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由于在VOD系统中存放的数据都是一些视频流,我们分析了一种改进的RAID5技术——基于奇偶校验数据重构恢复的数据节点阵列RAID5。
Since the data stored in VOD system is a kind of video stream, we can use an improved RAID5 technology to improve the efficiency of data reconstructing operation in disk failure.
分布式数据库设计的主要目标之一就是数据处理的本地性,即使数据尽可能存放在使用它们的应用所在的节点上,从而减少远程访问所需的通信代价。
One of goal of distributed database design is data processing locally, namely allocating fragments to the issuing sites so that the remote communication cost will be reduced.
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