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To determine the eligibility of employees for certain bonuses, the employees often have to be listed by age ( or rather, birth year ) .
To determine the eligibility of employees for certain bonuses, the employees often have to be listed by age or rather, birth year SELECT empno FROM employees WHERE YEARbirthdate; What could potentially be indexed in this case? Add the index and investigate whether it is used when you run this query. What do you conclude?
To determine the eligibility of employees for certain bonuses, the employees often have to be listed by age or rather, birth year
SELECT empno FROM employees WHERE YEARbirthdate;
What could potentially be indexed in this case? Add the index and investigate whether it is used when you run this query. What do you conclude?
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