【多选题】Media recovery can sometimes be stopped by the inability to read past a certain point in the redo stream. This is often referred to as “stuck recovery”. Before Oracle9i, the Database Administrator ha...
A.
Speeds up subsequent media recover actions.
B.
Writes any uncorrupted block to disk during the test recovery.
C.
Can be invoked by adding the TEST option to any RECOVER command.
D.
Allows the Administrator to determine how many blocks are affected by corruption.
E.
Marks blocks as corrupt in memory, allowing the test recover to proceed to completion.
【单选题】We most often think of communication as talking, but it commonly occurs in other forms as well. In addition to words, communication can occur in the form. of pictures or through actions. When we speak...
【简答题】The wheel well is landing gear compartment, also known as wheel bay. There are some reasons that may contribute to wheel fire. Overheated brakes can contribute to a wheel well fire if they become hot ...
【简答题】Now custom has not been commonly regarded as a subject of any great importance. The inner workings of our own brains we feel to be uniquely worthy of investigation, but custom, we have a way of thinki...