Shadow set of disks save as a backup in the event of disk failure. In most Operating System if any disk failure occurs it automatically switchover to place of failed disk.
Improved performance because most OS support volume shadowing can direct file I/O request to use the shadow set of files instead of the main set of files. This reduces I/O load on the main set of disks.
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Which parameter specifies the number of DBWn processes?
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How to apply archive log file in Oracle?
How does archive log file helps to make backup consistent?
What is schema in Oracle Architecture?
Where does the process dumps information about the error?
What is the use of Redo Log Information in Oracle?
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