Multidimensional clustering in db2 v8 Db2 v8中的多維群集
This tutorial is designed to help you understand the concepts behind multidimensional clusters as well as how to implement them 本教程旨在幫助您理解多維群集的概念,以及如何實現(xiàn)和使用它們。
Multidimensional clustering is a unique new feature in db2 version 8 . 1 that is designed to improve the performance of large db2 databases , particularly data warehouses and data marts , and dramatically improve the speed at which you can retrieve records 多維群集是db2 v8中的新特性,它可以改進(jìn)查詢操作的性能,并且比當(dāng)前支持的一維群集提供了更大的靈活性。特別是對于數(shù)據(jù)倉庫和數(shù)據(jù)集市這樣大型的數(shù)據(jù)應(yīng)用,多維群集可以大幅度地提高性能。