Which two statements describe good practices for an application developer to reduce lockingconflicts in Oracle database()
- A、Avoid coding unnecessary long-running transactions.
- B、Allow the database to handle locks in default locking mode.
- C、Always explicitly code the locks as per the requirement of the application.
- D、Allow escalation of row locks to block locks if too many row locks cause problem.
正确答案:A,B
答案解析:有
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