hierarchical data base的例句大全

in a hierarchical data base, the successive vertical dependencies of records or segments.

在层次型数据库中，表示数据库元素记录或段的纵向逐次的相关性。

You've probably heard the buzz about DB2's V9& IBM's first database management system to support both tabular ( SQL-based) and hierarchical ( XML-based) data structures.

您可能已经听说过DB2Viper的新架构，这种架构支持表格和分层数据结构。

It also achieves the goal of exchanging information between nodes that the real-time data requires by making use of adaptive priority adjustment. ( 2) It designs a sink-based distributed backbone wireless network hierarchical routing protocol.

利用网络节点的自适应优先级调整，实现了不同数据实时性要求的节点间的信息交互。（2）设计了一种基于汇聚节点的分布式虚拟骨干无线网络分级路由协议。