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DB2 Cube Views: A Primer
book

DB2 Cube Views: A Primer

by Corinne Baragoin, Geetha Balasubramaniam, Bhuvaneshwari Chandrasekharan, Landon DelSordo, Jan B. Lillelund, Julie Maw, Annie Neroda, Paulo Pereira, Jo A. Ramos
September 2003
Beginner to intermediate content levelBeginner to intermediate
754 pages
18h 9m
English
IBM Redbooks
Content preview from DB2 Cube Views: A Primer
Chapter 1. An OLAP-aware DB2 13
the data load query. A decision may need to be made regarding summary tables.
Would a summary table improve the performance of the data load query, and if
so, what should the summary table look like?
1.3.4 Enhance OLAP queries performance in the relational database
The challenge for the DBA in enhancing query performance involves making best
use of the many facilities available to the DBA, both in terms of DB2 functionality
and DB2 performance analysis tools.
As discussed in the previous section, managing multidimensional data efficiently
will inevitably involve the creation of selected aggregate tables. The challenge is
to work out which ones to build.
A DBA needs to understand the dimensional model, the nature ...
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Publisher Resources

ISBN: 0738499730Purchase book