Your system has been upgraded from Oracle Database 10g to Oracle Database 11g. You imported SQL Tuning Sets (STS) from the previous version. After changing the OPTIMIZER_FEATURE_ENABLE parameter to 10.2.0.4 and running the SQL Performance Analyzer, you observed performance regression for a few SQL statements. What would you do with these SQL statements?()
- A、Set OPTIMIZER_USE_PLAN_BASELINES to FALSE to prevent the use of regressed plans.
- B、Capture the plans from the previous version using STS and then load them into the stored outline.
- C、Capture the plans from the previous version using STS and then load them into SQL Management Base (SMB).
- D、Set OPTIMIZER_CAPTURE_SQL_PLAN_BASELINES to FALSE to prevent the plans from being loaded to the SQL plan baseline.
正确答案:C
答案解析:有
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