Question: There are many situations that require aggregation functions ( e . g . Sum, Count, AVG, etc. ) calculations to be made on several different

There are many situations that require aggregation functions (e.g. Sum, Count, AVG, etc.) calculations to be made on several different groups of rows. This is a job for the
clause.
WHERE
ORDER BY
GROUP BY
HAVING
There are many situations that require aggregation functions (e.g. Sum, Count,

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