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多选题
When executing a SQL workload，you choose to generate execution plans only， without collecting execution statistics. Which two statements describe the implications of this？（）
A
It produces less accurate results of the comparison analysis.
B
It automatically calls the SQL Tuning Advisor for recommendations.
C
It shortens the time of execution and reduces the impact on system resources.
D
Only the changes in the execution plan，and not performance regression，are detected.
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更多 “多选题When executing a SQL workload，you choose to generate execution plans only， without collecting execution statistics. Which two statements describe the implications of this？（）AIt produces less accurate results of the comparison analysis.BIt automatically calls the SQL Tuning Advisor for recommendations.CIt shortens the time of execution and reduces the impact on system resources.DOnly the changes in the execution plan，and not performance regression，are detected.” 相关考题
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You plan to use SQL Performance Analyzer to analyze the SQL workload. You created a SQL Tuning Set as a part of the workload capturing. What information is captured as part of this process?()
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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
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Which three statements about performance analysis by SQL Performance Analyzer are true? ()(Choose three.)
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When executing a SQL workload，you choose to generate execution plans only， without collecting execution statistics. Which two statements describe the implications of this？（）A、 It produces less accurate results of the comparison analysis.B、 It automatically calls the SQL Tuning Advisor for recommendations.C、 It shortens the time of execution and reduces the impact on system resources.D、 Only the changes in the execution plan，and not performance regression，are detected.
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When executing a SQL workload, you choose to generate execution plans only, without collecting execution statistics. Which two statements describe the implications of this? （）(Choose two.)A、It produces less accurate results of the comparison analysis.B、It automatically calls the SQL Tuning Advisor for recommendations.C、It shortens the time of execution and reduces the impact on system resources.D、Only the changes in the execution plan, and not performance regression, are detected.
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You plan to use SQL Performance Analyzer to analyze the SQL workload. You created a SQL Tuning Set as a part of the workload capturing. What information is captured as part of this process？（）A、 the SQL textB、 the execution planC、 the execution contextD、 the execution frequencyE、 the system change number （SCN）
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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.
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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.
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When executing a SQL workload, you choose to generate execution plans only, without collecting execution statistics. Which two statements describe the implications of this?（）A、It produces less accurate results of the comparison analysis.B、It automatically calls the SQL Tuning Advisor for recommendations.C、It shortens the time of execution and reduces the impact on system resources.D、Only the changes in the execution plan, and not performance regression, are detected.
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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
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You plan to use SQL Performance Analyzer to analyze the SQL workload. You created a SQL Tuning Set as a part of the workload capturing. What information is captured as part of this process?（）A、the SQL text SQLB、the execution planC、the execution contextD、the execution frequencyE、the system change number (SCN)
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Run the SQL Access Advisor.B
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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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