When implementing the physical-level design,you must ensure that it is possible to retrieve data rapidly on the basis of a value of any ____ keys.
A) primary
B) secondary
C) alternate
D) foreign
Correct Answer:
Verified
Q22: After the information-level design is completed,the _
Q23: The properties of the entities you choose
Q26: The type of information collected on the
Q28: A natural key is also called a(n)
Q29: The following is an example of DBDL
Q30: A column that you create for an
Q31: The crucial issue in making the determination
Q34: An entity that does not require a
Q37: A relationship that is necessary for identification
Q38: Independent entities have _ in an E-R
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