August 2012
Intermediate to advanced
452 pages
15h 41m
English
book
Optimizing DB2 Queries with IBM DB2 Analytics Accelerator for z/OS
by Paolo Bruni, Patric Becker, Willie Favero, Ravikumar Kalyanasundaram, Andrew Keenan, Steffen Knoll, Nin Lei, Cristian Molaro, P S Prem
Content preview from Optimizing DB2 Queries with IBM DB2 Analytics Accelerator for z/OS
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Chapter 12. Performance considerations 327
Figure 12-12 Buffer pool activity during workload activity with DB2 Analytics Accelerator
The DB2 Analytics Accelerator is mainly targeted to the offload of long-running and
resource-intensive queries, but it can also help to improve the performance of the remaining
queries in DB2 due to its capacity to relieve CPU, I/O, and buffer pool activity in DB2.
12.4 DB2 Analytics Accelerator scalability
Figure 12-13 on page 328 shows a test run demonstrating the scalability of concurrent
queries in the DB2 Analytics Accelerator. A complex query, RC03, was run stand-alone in the
DB2 Analytics Accelerator. Then ...
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