Easy Understand RDBMS & SQL Multiple Choice

Which SQL clause filters groups AFTER aggregation, and what is the equivalent clause that filters rows BEFORE aggregation?

Understand — Tests comprehension and ability to explain concepts.

Answer Options

A WHERE filters after aggregation; HAVING filters before
B HAVING filters after aggregation; WHERE filters before
C Both WHERE and HAVING filter after aggregation
D GROUP BY filters after aggregation; WHERE filters before

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This question is from the RDBMS & SQL topic (Databases).

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