Query processing and optimization 查询处理和优化 ; 最佳化
query optimization and processing 查询优化与处理
Spatial Access and Query Optimization 空间存取查询优化方法
To solve that problem, OODT provides transparent access to distributed resources, functionality for data discovery and query optimization, as well as distributed processing and virtual archives.
为了解决那个问题，OODT提供了对分布式资源的透明访问、数据恢复和查询优化功能以及分布式处理和虚拟存档。
The discussion focused on a couple of big issues of database design without getting into the details of query optimization and application considerations.
本文着重讨论了数据库设计的两个比较大的问题，而没有深入研究查询优化和应用程序考虑事项的细节。
The following examples are demonstrative of optimization profiles usage in 3 categories, namely, general optimization, query rewrite, and plan optimization.
下面的例子演示了优化概要文件在3类情况下的使用，即常规优化、查询重写和计划优化。
应用推荐