Fill in Blanks Questions for Physical Database Design
1_____Secondary indexes provide a mechanism for specifying an additional key for a base relation that can be used to retrieve data more efficiently.
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2
The type of _____data security covers access and use of database objects (such as relations and views) and the actions that users can have on the objects.
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3
The type of _____system security covers access and use of the database at the system level, such as a user name and password.
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4
When you use a subquery in the _____FROM clause, the result set returned from a subquery is used as a table called derived table.
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