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Oracle MySQL 5.7 Developer
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Question #8
#8
Multiple Choice
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Which two statements are true about InnoDB auto-increment locking?
A.
The auto-increment lock can be a table-level lock.
B.
InnoDB never uses table-level locks.
C.
Some settings for innodb_autoinc_lock_mode can help reduce locking.
D.
InnoDB always protects auto-increment updates with a table-level lock.
E.
InnoDB does not use locks to enforce auto-increment uniqueness.
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