You are a professional level SQL Sever 2008 Database Administrator. A large financial
database is hosted by the instance. The backup strategies listed below are contained by the
database: First, the performance of a full database backup is implemented once a week.
Secondly, the performance of a differential backup is implemented every day. Thirdly, the
performance of a transaction log backup is implemented every hour. An end-of-year batch
process should be implemented, and the process takes two hours to run. About five percent
of data within the database will be changed by the batch process. Since you are the
technical support, you are required to make sure that the batch operation can be rolled back
in the shortest time, if the batch process is not approved by the Finance department. What
should you do first before start the batch process?
A.
You should create a marked transaction. And then you should perform a transaction log
backup.
B.
You should create a database snapshot.
C.
You should perform a differential backup.
D.
You should record the time before the batch operation. And then you should perform a
transaction log