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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32 IBM Cognos Dynamic Cubes
which is not updated regularly, remains in memory even when the latest data in another base
cube is updated.
2.4 Dynamic cubes query processing
This section describes the types of query processing that can be used: metadata and OLAP.
2.4.1 Metadata query processing in the Dynamic Query Mode server
A dynamic cube maintains all of its metadata in memory, including information about the
following objects:
Cube
Dimensions
Hierarchies
Levels
Members
Properties
Measures (including calculated measures)
The majority of metadata requests, either those posed by a client application (to populate a
metadata browser) or those issued by the DQM query planner (to validate metadata
references within a query) are managed by DQM’ ...
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