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多选题
Which three features work together, to allow a SQL statement to have different cursors for the samestatement based on different selectivity ranges?（）
A
Bind Variable Peeking
B
SQL Plan Baselines
C
Adaptive Cursor Sharing
D
Bind variable used in a SQL statement
E
Literals in a SQL statement
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更多 “多选题Which three features work together, to allow a SQL statement to have different cursors for the samestatement based on different selectivity ranges?（）ABind Variable PeekingBSQL Plan BaselinesCAdaptive Cursor SharingDBind variable used in a SQL statementELiterals in a SQL statement” 相关考题
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Evaluate the SQL statement: TRUNCATE TABLE DEPT; Which three are true about the SQL statement? ()
A. It releases the storage space used by the table.B. It does not release the storage space used by the table.C. You can roll back the deletion of rows after the statement executes.D. You can NOT roll back the deletion of rows after the statement executes.E. An attempt to use DESCRIBE on the DEPT table after the TRUNCATE statement executes will display an error.F. You must be the owner of the table or have DELETE ANY TABLE system privileges to truncate the DEPT table
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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
考题
Which statement describes the effect of the execution of the above PL／SQL block?()
A. The plan baselines are verified with the SQL profiles.B. All fixed plan baselines are converted into nonfixed plan baselines.C. All the nonaccepted SQL profiles are accepted into the plan baseline.D. The nonaccepted plans in the SQL Management Base are verified with the existing plan baselines.
考题
Examine the structure of the EMPLOYEES and DEPARTMENTS tables:Evaluate this SQL statement:Which SQL statement is equivalent to the above SQL statement?()
A.B.C.D.
考题
Which three features work together, to allow a SQL statement to have different cursors for the samestatement based on different selectivity ranges?()
A. Bind Variable PeekingB. SQL Plan BaselinesC. Adaptive Cursor SharingD. Bind variable used in a SQL statementE. Literals in a SQL statement
考题
To make audit information more productive， the DBA executes the following command before startingan audit operation： SQL ALTER SYSTEM SET AUDIT_TRAIL=DB，EXTENDED SCOPE=SPFILE； Which statement is true regarding the audit record generated when auditing starts after restarting thedatabase（）A、It contains only the plan for the SQL statement executed by the user.B、It contains the SQL text executed by the user and the bind variables used with it.C、It contains the plan and statistics associated with the SQL statement executed by the user.D、It contains the plan for the SQL statement executed by the user and the bind variables used with it.
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Which three features work together, to allow a SQL statement to have different cursors for the samestatement based on different selectivity ranges?（）A、Bind Variable PeekingB、SQL Plan BaselinesC、Adaptive Cursor SharingD、Bind variable used in a SQL statementE、Literals in a SQL statement
考题
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?（）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.
考题
Evaluate the SQL statement:TRUNCATE TABLE DEPT;Which three are true about the SQL statement? （）A、It releases the storage space used by the table.B、It does not release the storage space used by the table.C、You can roll back the deletion of rows after the statement executes.D、You can NOT roll back the deletion of rows after the statement executes.E、An attempt to use DESCRIBE on the DEPT table after the TRUNCATE statement executes will display an error.F、You must be the owner of the table or have DELETE ANY TABLE system privileges to truncate the DEPT table
考题
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.
考题
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
考题
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？（）A、 Every SQL statement in the STS is considered only once for execution.B、 The SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics.C、 The execution plan and execution statistics are computed for each SQL statement in the STS. D、 The effects of DDL and DML are considered to produce the execution plan and execution statistics.
考题
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
考题
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?（）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
考题
Which statement describes the effect of the execution of the above PL/SQL block?（）A、The plan baselines are verified with the SQL profiles.B、All fixed plan baselines are converted into nonfixed plan baselines.C、All the nonaccepted SQL profiles are accepted into the plan baseline.D、The nonaccepted plans in the SQL Management Base are verified with the existing plan baselines.
考题
The OPTIMIZER_USE_PLAN_BASELINES parameter is set to TRUE. The optimizer generates a plan for a SQL statement but does not find a matching plan in the SQL plan baseline. Which two operations are performed by the optimizer in this scenario?（）A、The optimizer adds the new plan to the plan history.B、The optimizer selects the new plan for the execution of the SQL statement.C、The optimizer adds the new plan to the SQL plan baseline as an accepted plan.D、The optimizer adds the new plan to the SQL plan baseline but not in the ENABLED state.E、The optimizer costs each of the accepted plans in the SQL plan baseline and picks the one with the lowest cost.
考题
You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance which contains a database. According to the company requirement， you have to move the application from Microsoft SQL Server 2000 to Microsoft SQL Server 2008. You have to monitor the SQL Server instance to record the use of features. These features will be discontinued. What should you do？ （）A、The SQL Server 2008 Upgrade Advisor should be used. B、The SQL Server Profiler which captures the SQL:BatchCompleted and Exception event classes should be used. C、A SQL server-side trace that captures the Deprecation Announcement and Deprecation Final Support event classes should be used D、A SQL server-side trace that captures the SQL:BatchCompleted and Exception event classes should be used.
考题
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
考题
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.
考题
多选题The OPTIMIZER_USE_PLAN_BASELINES parameter is set to TRUE. The optimizer generates a plan for a SQL statement but does not find a matching plan in the SQL plan baseline. Which two operations are performed by the optimizer in this scenario?（）AThe optimizer adds the new plan to the plan history.BThe optimizer selects the new plan for the execution of the SQL statement.CThe optimizer adds the new plan to the SQL plan baseline as an accepted plan.DThe optimizer adds the new plan to the SQL plan baseline but not in the ENABLED state.EThe optimizer costs each of the accepted plans in the SQL plan baseline and picks the one with the lowest cost.
考题
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
考题
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？（）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.
考题
多选题Evaluate the SQL statement:TRUNCATE TABLE DEPT;Which three are true about the SQL statement? （）AIt releases the storage space used by the table.BIt does not release the storage space used by the table.CYou can roll back the deletion of rows after the statement executes.DYou can NOT roll back the deletion of rows after the statement executes.EAn attempt to use DESCRIBE on the DEPT table after the TRUNCATE statement executes will display an error.FYou must be the owner of the table or have DELETE ANY TABLE system privileges to truncate the DEPT table
考题
多选题Which three features work together, to allow a SQL statement to have different cursors for the samestatement based on different selectivity ranges?（）ABind Variable PeekingBSQL Plan BaselinesCAdaptive Cursor SharingDBind variable used in a SQL statementELiterals in a SQL statement
考题
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
考题
多选题Which three are the valid statements in relation to SQL plan baselines?（）AThe plans can be manually loaded to the SQL plan baseline.BThe plans in the SQL plan baseline are verified and accepted plans.CThe plans generated for every SQL statement are stored in the SQL plan baseline by default.DThe 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.
考题
单选题To make audit information more productive， the DBA executes the following command before startingan audit operation： SQL ALTER SYSTEM SET AUDIT_TRAIL=DB，EXTENDED SCOPE=SPFILE； Which statement is true regarding the audit record generated when auditing starts after restarting thedatabase（）A
It contains only the plan for the SQL statement executed by the user.B
It contains the SQL text executed by the user and the bind variables used with it.C
It contains the plan and statistics associated with the SQL statement executed by the user.D
It contains the plan for the SQL statement executed by the user and the bind variables used with it.
考题
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.
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