very-large database

基本解释

This paper classify a series of methods on spatial database index, and introduce the QR-tree index structure with very large spatial database.
在综述现有空间数据库索引技术的基础上，提出了一种面向大型空间数据库的QR-树索引方法。
Therefore, there is no need to worry about how large the production database will be -- it will fit very well on the disk array that will be needed for performance.
因此，不必担忧生产数据库将会有多大 — 为获得高性能而所需的磁盘阵列能够很好地容纳它。
Finally, the backup and recovery model for a reality multi-node very large database(VLDB) system is realized and the rationality and usability of this model are proved.
通过在一个实际的、由多个数据库节点组成的大规模数据库系统平台上对该备份恢复模型的实现和应用，证明了该模型的合理性和可用性。

Cloudera specializes in software for Hadoop, an open-source database tool designed to work at very large scales.
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