多选题Which two statements are true regarding the SQL Repair Advisor?()AThe SQL Repair Advisor can be invoked to tune the performance of the regressed SQL statements.BThe SQL Repair Advisor can be invoked even when the incident is not active for a SQL statement crash.CThe SQL Repair Advisor is invoked by the Health Monitor when it encounters the problematic SQL statement.DThe DBA can invoke the SQL Repair Advisor when he or she receives an alert generated when a SQL statement crashes and an incident is created in the ADR.

多选题
Which two statements are true regarding the SQL Repair Advisor?()
A

The SQL Repair Advisor can be invoked to tune the performance of the regressed SQL statements.

B

The SQL Repair Advisor can be invoked even when the incident is not active for a SQL statement crash.

C

The SQL Repair Advisor is invoked by the Health Monitor when it encounters the problematic SQL statement.

D

The DBA can invoke the SQL Repair Advisor when he or she receives an alert generated when a SQL statement crashes and an incident is created in the ADR.


参考解析

解析: 暂无解析

相关考题:

Which two statements are true regarding the SQL Repair Advisor?() A. The SQL Repair Advisor can be invoked to tune the performance of the regressed SQL statements.B. The SQL Repair Advisor can be invoked even when the incident is not active for a SQL statement crash.C. The SQL Repair Advisor is invoked by the Health Monitor when it encounters the problematic SQL statement.D. The DBA can invoke the SQL Repair Advisor when he or she receives an alert generated when a SQL statement crashes and an incident is created in the ADR.

Which three statements about performance analysis by SQL Performance Analyzer are true? ()(Choose three.) A. It detects changes in SQL execution plans.B. It produces results that can be used to create the SQL plan baseline.C. The importance of SQL statements is based on the size of the objects accessed.D. It generates recommendations to run SQL Tuning Advisor to tune regressed SQLs.E. It shows only the overall impact on workload and not the net SQL impact on workload.

Which of these appropriately describes the results of a manual SQL Tuning Advisor task?() A. A list of SQL statements and recommendations for tuningB. A list of SQL statements that have been tuned by the Advisor, with before and after metricsC. Graphs showing the actual performance improvement made by the Advisor after it implemented the recommended changesD. All of the above

Which of these appropriately describes the results of a manual SQL Tuning Advisor task?()  A、 A list of SQL statements and recommendations for tuningB、 A list of SQL statements that have been tuned by the Advisor,with before and after metrics C、 Graphs showing the actual performance improvement made by the Advisor after it implemented the recommended changesD、 All of the above

To view the results of the most recent Automatic SQL Tuning Advisor task, which sequence should you follow?()A、EM Database home page, Software and Support, SQL Advisors, Automatic SQL Tuning Advisor.B、EM Database home page, Software and Support, Advisor Central, SQL Advisors, Automatic SQL Tuning Advisor.C、EM Database home page, Software and Support, Support Workbench, Advisor Central, SQL Advisors, Automatic SQL Tuning Advisor.D、Either B or CE、All of the above

Which of these appropriately describes the results of a manual SQL Tuning Advisor task?()A、A list of SQL statements and recommendations for tuningB、A list of SQL statements that have been tuned by the Advisor, with before and after metricsC、Graphs showing the actual performance improvement made by the Advisor after it implemented the recommended changesD、All of the above

Which two statements are true regarding the SQL Repair Advisor?() A、 The SQL Repair Advisor can be invoked to tune the performance of the regressed SQL statements.B、 The SQL Repair Advisor can be invoked even when the incident is not active for a SQL statement crash.C、 The SQL Repair Advisor is invoked by the Health Monitor when it encounters the problematic SQL statement.D、 The DBA can invoke the SQL Repair Advisor when he or she receives an alert generated when a SQL statement crashes and an incident is created in the ADR.

You want to use the SQL Tuning Advisor to generate recommendations for badly written SQL statements in your development environment. Which three sources can you select for the advisor to analyze?()A、 Top SQLB、 snapshotsC、 SQL Tuning setsD、 index access pathE、 optimizer statisticsF、 materialized view logs

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

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.

What happens when you run the SQL Tuning Advisor with limited scope?()A、Access pathanalysis 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.

Which statement most accurately describes the implementation of a SQL Access Advisor recommendation?()  A、 SQL Access Advisor recommendations are automatically implemented.B、 Individual SQL Access Advisor recommendations can be scheduled for implementation.C、 All SQL Access Advisor recommendations for a specific task must be implemented at the same time.D、 SQL Access Advisor recommendations are automatically scheduled for implementation during the maintenance window.E、 None of the above.

You are creating a SQL Tuning Set to allow a group of SQL statements to be passed into the SQL Tuning Advisor. Which packages will you use to create the SQL Tuning Set?()A、 DBMS_WORKLOAD_REPOSITORYB、 DBMS_RESOURCE_MANAGERC、 DBMS_SQLTUNED、 DBMS_ADVISOR

Which three statements about performance analysis by SQL Performance Analyzer are true?()A、 It detects changes in SQL execution plans.B、 It produces results that can be used to create the SQL plan baseline.C、 The importance of SQL statements is based on the size of the objects accessed.D、 It generates recommendations to run SQL Tuning Advisor to tune regressed SQLs.E、 It shows only the overall impact on workload and not the net SQL impact on workload.

多选题Which three statements about performance analysis by SQL Performance Analyzer are true? ()(Choose three.)AIt detects changes in SQL execution plans.BIt produces results that can be used to create the SQL plan baseline.CThe importance of SQL statements is based on the size of the objects accessed.DIt generates recommendations to run SQL Tuning Advisor to tune regressed SQLs.EIt shows only the overall impact on workload and not the net SQL impact on workload.

单选题Which of these appropriately describes the results of a manual SQL Tuning Advisor task?()AA list of SQL statements and recommendations for tuningBA list of SQL statements that have been tuned by the Advisor, with before and after metricsCGraphs showing the actual performance improvement made by the Advisor after it implemented the recommended changesDAll of the above

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

单选题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.

多选题You want to use the SQL Tuning Advisor to generate recommendations for badly written SQL statements in your development environment.   Which three sources can you select for the advisor to analyze? ()ATop SQLBsnapshotsCSQL Tuning setsDindex access pathEoptimizer statisticsFmaterialized view logs

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 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Which statement most accurately describes the implementation of a SQL Access Advisor recommendation?()ASQL Access Advisor recommendations are automatically implemented.BIndividual SQL Access Advisor recommendations can be scheduled for implementation.CAll SQL Access Advisor recommendations for a specific task must be implemented at the same time.DSQL Access Advisor recommendations are automatically scheduled for implementation during the maintenance window.ENone of the above.

多选题What happens when you run the SQL Tuning Advisor with limited scope?()AAccess pathanalysis is not performed for SQL statements.BSQL structure analysis is not performed for SQL statements.CSQL Profile recommendations are not generated for SQL statements.DStaleness 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.

多选题Which three statements about performance analysis by SQL Performance Analyzer are true?()AIt detects changes in SQL execution plans.BIt produces results that can be used to create the SQL plan baseline.CThe importance of SQL statements is based on the size of the objects accessed.DIt generates recommendations to run SQL Tuning Advisor to tune regressed SQLs.EIt shows only the overall impact on workload and not the net SQL impact on workload.

单选题You find that some queries on a table are taking a long time to execute because there are no indexes created on the table. You decide to invoke the SQL Access Advisor to determine the appropriate index to be created. Which package will you use to invoke the SQL Access Advisor?()ADBMS_SERVER_ALERTBDBMS_ADVISORCDBMS_RESOURCE_MANAGERDDBMS_REPAIR