欢迎来到建筑考试题库网 建筑考试题库官网
全部科目 > Oracle认证考试 > 1Z0-032

单项选择题

Examine the command:  
ALTER DATABASE ADD SUPPLEMENTAL LOG DATA (PRIMARY KEY) COLUMNS;  
What does the command accomplish?()

    A.Creates an additional copy of the database online redo log files. 
    B.Stores the primary key column values of each row involved in a DML operation in the online redo log files. 
    C.Stores the primary key column values of each row involved in a DML operation in the supplemental log files. 
    D.Stores the old and new primary key column values of each row involved in a DML operation only when the primary key is modified in the online redo log files.

点击查看答案

相关考题

微信小程序免费搜题
微信扫一扫,加关注免费搜题

微信扫一扫,加关注免费搜题