The DB2 Explain access graph for the same query without MQT is shown:
For the lower part of the Explain graph, in Figure 11-21.
Figure 11-21 Drill through DB2 explain: without MQT (lower level access graph)
Chapter 11. Accessing DB2 dimensional data using Cognos 509
For the upper part of the Explain graph, in Figure 11-22.
Figure 11-22 Drill through DB2 explain: without MQT (upper level access graph)
In this example, the drill through which leveraged an MQT index for its query cost
975.93 timerons. An equivalent dri ...
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