A Relational Query Optimizer Optimizes ____

question 35

Multiple Choice

A relational query optimizer optimizes ____.

• A) the performance of a relational query
• B) the performance of a relational catalog
• C) a higher-level language program that has embedded SQL SELECT commands
• D) the data normalization process
• E) None of the above.

---

Definitions:

Monthly Interest Rate

The interest rate applied to a loan or debt on a monthly basis, often used for calculating monthly payments on a loan.

Carrying Cost

The total cost of holding inventory, including storage, insurance, taxes, and opportunity costs, but not limited to these.

Restocked Inventory

Inventory items that have been replenished or added to, typically after being sold or used up.

Total Carrying Costs

The sum of all expenses associated with holding a particular investment or inventory, including storage, interest, depreciation, and insurance.