A Case Study: Measuring the Impact of Db2 for z/OS Buffer Pool Changes
Robert's Db2
JANUARY 4, 2019
And here's the thing: it's not just indexes and catalog statistics that influence SQL statement access path selection. Further evidence of positive access path changes: average GETPAGEs per transaction for the DDF workload decreased by 24% following the buffer pool changes. So, there you go.
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