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A normalized data model results in which of the following? Usually, more entities that, generally, correspond to tables in implementation Reduces data redundancy, and thus,
A normalized data model results in which of the following?
Usually, more entities that, generally, correspond to tables in implementation | ||
Reduces data redundancy, and thus, data inconsisties | ||
Less efficient information systems | ||
Slower performing database-driven applications |
Which of the following commands can use a subquery?
a. | CREATE | |
b. | INSERT | |
c. | UPDATE | |
d. | GRANT |
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