The most appropriate tool for accurately supporting the relational query optimizer is the ____.
A) active data dictionary
B) operational database
C) data repository
D) data catalog
E) passive data dictionary
Correct Answer:
Verified
Q4: All of the following are advantages of
Q5: Handling a DBMS application failure during execution
Q6: The pair of dictionary entities that are
Q7: All of the following are responsibilities of
Q8: Database administration is a planning and analysis
Q10: The term that describes data about data
Q11: All of the following are responsibilities of
Q12: Database administration is mainly _ function.
A) a
Q13: All of the following are likely data
Q14: Maintaining a reasonable amount of control over
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