多选题Which two statements about the SQL Management Base （SMB） are true？（）AIt contains only SQL profiles generated by SQL Tuning Advisor.BIt stores plans generated by the optimizer using a stored outline.CIt is part of the data dictionary and stored in the S

题目

多选题

Which two statements about the SQL Management Base （SMB） are true？（）

It contains only SQL profiles generated by SQL Tuning Advisor.

It stores plans generated by the optimizer using a stored outline.

It is part of the data dictionary and stored in the SYSAUX tablespace.

It is part of the data dictionary and stored in the SYSTEM tablespace.

It contains the statement log，the plan history，plan baselines，and SQL profiles.

更多“多选题Which two statements about the SQL Management Base （SMB） are true？（）AIt contains only SQL profiles generated by SQL Tuning Advisor.BIt stores plans generated by the optimizer using a stored outline.CIt is part of the data dictionary and stored in the S”相关问题

第1题

Which statement is true when you run the SQL Tuning Advisor with limited scope？（）A、Access path analysis is not performed for the SQL statements.B、SQL structure analysis is not performed for the SQL statements.C、SQL Profile recommendations are not generated for the SQL statements.D、The staleness and absence of the statistics are not checked for the objects in the query supplied to the SQL Tuning Advisor.

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第2题

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.

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第3题

Which two statements regarding a SQL profile are true？（）A、 It is built by Automatic Tuning Optimizer.B、 It cannot be stored persistently in the data dictionary.C、 It can be used by the query optimizer automatically.D、 It can be created manually by using the CREATE PROFILE command.

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第4题

Which three are the valid statements in relation to SQL plan baselines？（）A、 The plans can be manually loaded to the SQL plan baseline.B、 The plans in the SQL plan baseline are verified and accepted plans.C、 The plans generated for every SQL statement are stored in the SQL plan baseline by default. D、 The plan baselines are stored temporarily in the memory as long as the database instance is running.E、 For the SQL plan baselines to be accessible to the optimizer， the SYSAUX tablespace must be online.

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第5题

What happens when you run the SQL Tuning Advisor with limited scope?（）A、Access path analysis is not performed for SQL statements.B、SQL structure analysis is not performed for SQL statements.C、SQL Profile recommendations are not generated for SQL statements.D、Staleness and absence of statistics are not checked for the objects in the SQL Tuning Advisor. In this case, SQL Tuning Advisor produces recommendations based on statistical checks, access path analysis, and SQL structure analysis. SQL profile recommendations are not generated.

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第6题

Identify the two direct sources from where SQL plans can be loaded into the SQL plan baselines.（）A、 Cursor cacheB、 Stored outlineC、 SQL Tuning SetD、 Automatic Workload Repository （AWR） snapshots

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第7题

Which three statements are true about adaptive SQL plan management?（）A、It automatically performs verification or evolves non-accepted plans, in COMPREHENSIVE mode when they perform better than existing accepted plans.B、The optimizer always uses the fixed plan, if the fixed plan exists in the plan baseline.C、It adds new, bettor plans automatically as fixed plans to the baseline.D、The non-accepted plans are automatically accepted and become usable by the optimizer if they perform better than the existing accepted plans.E、The non-accepted plans in a SQL plan baseline are automatically evolved, in COMPREHENSIVE mode, during the nightly maintenance window and a persistent verification report is generated.

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多选题Which two statements about the SQL Management Base （SMB） are true？（）AIt contains only SQL profiles generated by SQL Tuning Advisor.BIt stores plans generated by the optimizer using a stored outline.CIt is part of the data dictionary and stored in the S

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更多“多选题Which two statements about the SQL Management Base （SMB） are true？（）AIt contains only SQL profiles generated by SQL Tuning Advisor.BIt stores plans generated by the optimizer using a stored outline.CIt is part of the data dictionary and stored in the S”相关问题

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