While tuning a SQL statement, the SQL Tuning Advisor finds an existing SQL profile for the statement that has stale statistics available. What would the optimizer do in this situation?()A、It updates the existing SQL profiles with current statisticsB、It makes the statistics information available to GATHER_STATS_JOBC、It initiates the statistics collection process by running GATHER_STATS_JOBD、It logs a warning message in the alert log so that the DBA can perform statistics collection manually

While tuning a SQL statement, the SQL Tuning Advisor finds an existing SQL profile for the statement that has stale statistics available. What would the optimizer do in this situation?()

  • A、It updates the existing SQL profiles with current statistics
  • B、It makes the statistics information available to GATHER_STATS_JOB
  • C、It initiates the statistics collection process by running GATHER_STATS_JOB
  • D、It logs a warning message in the alert log so that the DBA can perform statistics collection manually

相关考题:

View the Exhibit to examine the Automatic SQL Tuning result details.Which action would you suggest for the selected SQL statement in the Exhibit?() A. Accept the recommended SQL profile.B.Collect statistics for the related objects.C. Run the Access Advisor for the SQL statement.D. Run the Segment Advisor for recommendations.

Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?() A. generating the SQL profileB. testing and accepting the SQL profileC. generating a list of candidate SQLs for tuningD. adding tuned SQL plans into the SQL plan baselineE. tuning each SQL statement in the order of importanceF. generating baselines that include candidate SQLs for tuning

You run the SQL Tuning Advisor (STA) to tune a SQL statement that is part of a fixed SQL plan baseline. The STA generates a SQL profile for the SQL statement, which recommends that you accept the profile. Which statement is true when you accept the suggested SQL profile?()A. The tuned plan is not added to the SQL plan baseline.B. The tuned plan is added to the fixed SQL plan baseline as a fixed plan.C. The tuned plan is added to the fixed SQL plan baseline as a nonfixed plan.D. The tuned plan is added to a new nonfixed SQL plan baseline as a nonfixed plan.

You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?()A.Every SQL statement in the STS is considered only once for executionB.The SQL statements in the STS are executed concurrently to produce the execution plan and execution statisticsC.The execution plan and execution statistics are computed for each SQL statement in the STSD.The effects of DDL and DML are considered to produce the execution plan and execution statistics

Which of the following cannot be used as input to the SQL Tuning Advisor?() (Choose all that apply.) A. A single SQL statement provided by a userB. An existing SQL Tuning Set (STS)C. A preprocessed Database Replay workloadD. A schema nameE. SQL statement identified in EM as using excessive resources

Which of the following identifies and creates an index to minimize the DB time for a particular SQL statement?()  A、 The SGA Tuning AdvisorB、 The SQL Access AdvisorC、 The SQL Tuning AdvisorD、 The Memory Advisor

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.

Which of the following advisors within the Oracle advisory framework will analyze a single SQL statement and make recommendations for performance improvement?()A、SQL Repair AdvisorB、SQL OptimizerC、SQL Access AdvisorD、SQL Tuning Advisor

Which of the following cannot be used as input to the SQL Tuning Advisor?() (Choose all that apply.)A、A single SQL statement provided by a userB、An existing SQL Tuning Set (STS)C、A preprocessed Database Replay workloadD、A schema nameE、SQL statement identified in EM as using excessive resources

Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?()A、generating the SQL profileB、testing and accepting the SQL profileC、generating a list of candidate SQLs for tuningD、adding tuned SQL plans into the SQL plan baselineE、tuning each SQL statement in the order of importanceF、generating baselines that include candidate SQLs for tuning

Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?()A、 generating the SQL profileB、 testing and accepting the SQL profileC、 generating a list of candidate SQLs for tuningD、 adding tuned SQL plans into the SQL plan baselineE、 tuning each SQL statement in the order of importance F、 generating baselines that include candidate SQLs for tuning

Which of the following cannot be used as input to the SQL Tuning Advisor?()A、 A single SQL statement provided by a userB、 An existing SQL Tuning Set (STS)C、 A preprocessed Database Replay workloadD、 A schema nameE、 SQL statement identified in EM as using excessive resources

To view the results of a manual SQL Tuning Advisor task, which steps should the DBA take?()  A、 From the Advisor Central home page,select the tuning task from the Advisor Tasks section B、 From Advisor Central,choose SQL Advisors,SQL Tuning Advisors,Manual Tuning Task ResultsC、 From Advisor Central,choose SQL Advisors,Manual SQL Tuning Advisors,Tuning Task ResultsD、 Either B or C

单选题Which statement is true when you run the SQL Tuning Advisor with limited scope?()AAccess path analysis is not performed for the SQL statements.BSQL structure analysis is not performed for the SQL statements.CSQL Profile recommendations are not generated for the SQL statements.DThe staleness and absence of the statistics are not checked for the objects in the query supplied to the SQL Tuning Advisor.

单选题Which of the following identifies and creates an index to minimize the DB time for a particular SQL statement?()AThe SGA Tuning AdvisorBThe SQL Access AdvisorCThe SQL Tuning AdvisorDThe Memory Advisor

多选题You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?()AEvery SQL statement in the STS is considered only once for executionBThe SQL statements in the STS are executed concurrently to produce the execution plan and execution statisticsCThe execution plan and execution statistics are computed for each SQL statement in the STSDThe effects of DDL and DML are considered to produce the execution plan and execution statistics

单选题Which of the following identifies and creates an index to minimize the DB time for a particular SQL statement?()A The SGA Tuning AdvisorB The SQL Access AdvisorC The SQL Tuning AdvisorD The Memory Advisor

多选题Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?()Agenerating the SQL profileBtesting and accepting the SQL profileCgenerating a list of candidate SQLs for tuningDadding tuned SQL plans into the SQL plan baselineEtuning each SQL statement in the order of importanceFgenerating baselines that include candidate SQLs for tuning

单选题Which of the following advisors within the Oracle advisory framework will analyze a single SQL statement and make recommendations for performance improvement?()ASQL Repair AdvisorBSQL OptimizerCSQL Access AdvisorDSQL Tuning Advisor SQL

单选题Which of the following advisors within the Oracle advisory framework will analyze a single SQL statement and make recommendations for performance improvement?()A SQL Repair AdvisorB SQL OptimizerC SQL Access AdvisorD SQL Tuning Advisor

单选题While tuning a SQL statement, the SQL Tuning Advisor finds an existing SQL profile for the statement that has stale statistics available. What would the optimizer do in this situation?()AIt updates the existing SQL profiles with current statistics.BIt makes the statistics information available to GATHER_STATS_JOBCIt initiates the statistics collection process by running GATHER_STATS_JOBDIt logs a warning message in the alert log so that the DBA can perform statistics collection manually.

单选题You run the SQL Tuning Advisor (STA) to tune a SQL statement that is part of a fixed SQL plan baseline. The STA generates a SQL profile for the SQL statement, which recommends that you accept the profile. Which statement is true when you accept the suggested SQL profile?()AThe tuned plan is not added to the SQL plan baseline.BThe tuned plan is added to the fixed SQL plan baseline as a fixed plan.CThe tuned plan is added to the fixed SQL plan baseline as a nonfixed plan.DThe tuned plan is added to a new nonfixed SQL plan baseline as a nonfixed plan.

单选题Which of the following advisors within the Oracle advisory framework will analyze a single SQL statement and make recommendations for performance improvement?()ASQL Repair AdvisorBSQL OptimizerCSQL Access AdvisorDSQL Tuning Advisor

多选题Which of the following cannot be used as input to the SQL Tuning Advisor?() (Choose all that apply.)AA single SQL statement provided by a userBAn existing SQL Tuning Set (STS)CA preprocessed Database Replay workloadDA schema nameESQL statement identified in EM as using excessive resources

单选题While tuning a SQL statement, the SQL Tuning Advisor finds an existing SQL profile for the statement that has stale statistics available. What would the optimizer do in this situation?()A It updates the existing SQL profiles with current statisticsB It makes the statistics information available to GATHER_STATS_JOBC It initiates the statistics collection process by running GATHER_STATS_JOBD It logs a warning message in the alert log so that the DBA can perform statistics collection manually

多选题Which of the following cannot be used as input to the SQL Tuning Advisor?()AA single SQL statement provided by a userBAn existing SQL Tuning Set (STS)CA preprocessed Database Replay workloadDA schema nameESQL statement identified in EM as using excessive resources

多选题You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?()AEvery SQL statement in the STS is considered only once for execution.BThe SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics.CThe execution plan and execution statistics are computed for each SQL statement in the STS.DThe effects of DDL and DML are considered to produce the execution plan and execution statistics.