October 2012
Intermediate to advanced
316 pages
8h 47m
English
book
IBM Cognos Dynamic Cubes
by Dmitriy Beryoza, Shilpa Bhimavarapu, Alan Blake, David Cushing, Vlaunir Da Silva, Mario Daigle, Avery Hagleitner, Ian Henderson, Beth Jubera, Skyla Loomis, Chris McPherson, Steven Rogers, Carlos Ruiz, Christopher Yao
Content preview from IBM Cognos Dynamic Cubes
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Chapter 8. Optimization and performance tuning 203
performance because the aggregated data is stored in memory in the aggregate cache of the
dynamic cube.
For warehouses that do not yet have aggregates, or want to supplement existing database
aggregates with in-memory and other in-database aggregates, run the Aggregate Advisor as
part of an optimization workflow to get recommendations for aggregates, both in-memory and
in-database.
8.3 Overview of the Aggregate Advisor
The Aggregate Advisor offers aggregate recommendations that provide coverage for OLAP
queries against Cognos Dynamic Cubes based on cube model analysis and, optionally, a
query workload ...
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