Question: This is for SQL 2. Explain in your own words: a. why using a subquery is superior to executing two independent queries and hardcoding the

This is for SQL

2.

Explain in your own words:

a. why using a subquery is superior to executing two independent queries and hardcoding the results of the first in the second.

b. what it means for a subquery to be uncorrelated, including how and when anuncorrelated subquery is executed

in the context of the outer query.

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