Which of the Operations SELECT,PROJECT,and JOIN Are Actually Used When

question 4

Short Answer

Which of the operations SELECT,PROJECT,and JOIN are actually used when executing the following SQL instruction?
SELECT A,B
FROM X
WHERE C = D

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Definitions:

Postpartum Psychosis

A rare but severe mental illness that can affect new mothers, characterized by extreme confusion, hallucinations, and detachment from reality.

Tearfulness

The state of crying or being on the verge of tears, often due to emotional stress or sadness.

Adolescents

Individuals in the transition stage of physical and psychological development that occurs between childhood and adulthood, typically between ages 10 and 19.

Internet

A global network of computers that allows for the sharing of information and communication across vast distances instantaneously.