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Applying and Extending Oracle Spatial by Siva Ravada, Simon Gerard Greener

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Database replay

Many users often find unintentional changes to their applications when a DB is upgraded to a newer version or a patch set is applied. Organizations usually have a test system and a production system so that the changes to the DB can be first tested on the test system before applying them to the production system. But often times it is hard to run the same production application load on the test system to completely test in a production-like environment. Database replay provides DBAs with the ability to systematically re-run accurate production workloads in test environments. It allows the DBAs to capture full database workloads from the production systems including all concurrency, dependencies, and timing scenarios and then replay ...

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