Oracle
1Z0-034 · Question #30
1Z0-034 Question #30: Real Exam Question with Answer & Explanation
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Question
View the following SQL statements: Transaction T1 SQL> INSERT INTO hr.regions 2 VALUES (5,'Pole'); 3 COMMIT; Transaction T2 SQL> UPDATE hr.regions 2 SET region_name='Poles' 3 WHERE region_id = 5; 4 COMMIT; Transaction T3 SQL> UPDATE hr.regions 2 SET region_name='North and South Poles' 3 WHERE region_id = 5; You want to back out transaction T2. Which option would you use?
Options
- AIt is possible, but transaction T3 also backs out.
- BIt is possible with the NOCASCADE_FORCE option.
- CIt is possible with the NONCONFLICT_ONLY option.
- DIt is not possible because it has conflicts with transaction T3.
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