多选题Which two statements are true about InnoDB auto-increment locking?（）AThe auto-increment lock can be a table-level lockBInnoDB never uses table-level locksCSome settings for innodb_autoinc_lock_mode can help reduce lockingDInnoDB always protects auto-in
题目
多选题
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