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Avoiding Performance Related Upgrade Isssues: Patch Recommendations

edited Aug 5, 2014 4:40AM in SQL Performance (MOSC) 1 comment

For the last few 11g releases, we have been collating recommended patches with the goal of avoiding defect related performance issues as much as possible. While, in general, we recommend the latest Patch Set Update (PSU), from a performance perspective there are a number of highly desirable patches that are not included in PSU updates, either because they contain optimizer layer fixes or because the PSU that will contain them has not yet been released.

For easy of find-ability, we have brought together links to the individual version centric articles in to a single reference document:

Things to Consider Before Upgrading to Avoid Poor Performance or Wrong Results (11.2.0.X) (

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