Question: Question 3 (1 o points): Consider the following relation EMPLOYEES (SSN, N AME, TIT LE,AGE, SALARY) and the following query: SELECT TITLE, AVG(SALARY) FROM EMPLOYEES

 Question 3 (1 o points): Consider the following relation EMPLOYEES (SSN,

Question 3 (1 o points): Consider the following relation EMPLOYEES (SSN, N AME, TIT LE,AGE, SALARY) and the following query: SELECT TITLE, AVG(SALARY) FROM EMPLOYEES WHERE AGE>=30 GROUP BY TITLE ease design a physical schema (file organization and possible indexes) of EMPLOYEES that the query can be answered with minimum cost. Give query evaluation plan

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