Oracle
1Z0-888 · Question #34
1Z0-888 Question #34: Real Exam Question with Answer & Explanation
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MySQL Architecture
Question
How does the InnoDB storage engine handle deadlocks when they are detected?
Options
- ABoth the affected transactions will be rolled back.
- BThe affected transactions wait for innodb_lock_wait_timeout seconds, and then roll back.
- COne of the affected transactions will be rolled back, the other is allowed to proceed.
- DThe transaction isolation level determines which transaction is rolled back.
- EThe innodb_locks_unsafe_for_binlog setting determines which transaction is rolled back.
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Topics
#InnoDB deadlocks#Transaction rollback#Concurrency control#Lock management