Oracle
1Z0-908 · Question #50
1Z0-908 Question #50: Real Exam Question with Answer & Explanation
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MySQL Architecture
Question
Examine these entries from the general query log: All UPDATE statements reference existing rows. Which describes the outcome of the sequence of statements?
Exhibit
Options
- AConnection 24 experiences a lock wait timeout.
- BConnection 25 experiences a lock wait timeout.
- CA deadlock occurs immediately.
- DAll statements execute without error.
- EA deadlock occurs after innodb_lock_wait_timeout seconds.
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Topics
#InnoDB locking#deadlock detection#innodb_lock_wait_timeout#transaction concurrency