Oracle
1Z0-909 · Question #48
1Z0-909 Question #48: Real Exam Question with Answer & Explanation
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Advanced SQL
Question
Examine these commands which execute successfully in the sequence shown in Sessions S1 and S2: Now, examine this statement that execute successfully in s1: S1> SELECT * FROM emp; Which is true about the result of the select statement?
Exhibit
Options
- AThe inserted row is returned because the transaction is auto committed in S2.
- BThe inserted row is not returned because the isolation level is READ COMMITTED in S2.
- CThe inserted row is not returned because the transaction still active in s2.
- DThe inserted row is returned because the isolation level is RPEATABLE READ in S1.
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Topics
#Transaction Isolation#Uncommitted Changes#Session Visibility#ACID Properties