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Question ID 1943

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? (Choose all that apply.)
 

Option A

A.    the SQL text
 

Option B

B.    the execution plan
 

Option C

C.    the execution context Do- the execution frequency

 

Option D

D.    the system change number (SCN)

Correct Answer A,C,D
Explanation


Question ID 1944

View the following SQL statements:
Transaction T1
INSERT INTO hr.regions VALUES (5,'Pole'); COMMIT;
Transaction T2
UPDATE hr.regions SET region_name='Poles' WHERE region_id = 5; COMMIT;
Transaction T3
UPDATE hr.regions SET region_name='North and South Poles' WHERE regionjd = 5; You want to back out transaction T2. Which option would you use?
 

Option A

A.    It is possible, but transaction T3 also backs out.
 

Option B

B.    It is possible with the NOCASCADE_FORCE option.
 

Option C

C.    It is possible with the NONCONFLICT_ONLY option.

 

Option D

D.    It is not possible because it has conflicts with transaction T3.

Correct Answer B
Explanation

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