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Subsystem and Transaction Monitoring and Tuning with DB2 11 for z/OS by Yasuhiro Ohmori, Cathy Drummond, Adrian Burke, Felipe Bortoletto, Paolo Bruni

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EDM pools
The environmental descriptor manager (EDM) pools contain skeleton application plans and packages, database descriptors, and cached dynamic SQL statements. After a discussion of the evolution of the allocation of the EDM pool, we examine its contents.
This chapter contains the following topics:
5.1 EDM pools overview
The environmental descriptor manager (EDM) pools are the sets of main storage, which contain skeleton application ...

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