Topic: 2011 EMEA
Subtopic: Cross Platform DB2 for z/OS & LUW
Users were complaining about long running batch jobs with high volume SQL Inserts. They were afraid not to commit Service Level Agreement anymore. In DB2 for z/OS Data Sharing, some technical aspects (DDL, freespace, locks, logging, access patterns, ...) may have more impact on Performance compared to non-Data Sharing. We tested different solutions before to implement the most useful ones in Production in order to reduce CPU and Elapsed times.
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