Which component converts SQL queries into an efficient execution plan?
Options
- A. Query optimizer
- B. File manager
- C. Operating system scheduler
- D. More than one of the above
- E. None of the above
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Laravel
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Quiz Practice:
Correct Answer (Detailed Explanation is Below)
A. Query optimizer
Detailed Explanation
- Query optimizer: Selects an efficient execution strategy for a SQL query.
- It evaluates alternative execution plans and estimates their costs.
- Its objective is to improve query performance.