It is better not to have a result set identified before writing group by and having clauses for a query.

Name: It is better not to have a result set identified before writing group by and having clauses for a query.
Brand: Quizplus
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Quizplus · Accepted Answer

Identifying the result set before using GROUP BY and HAVING clauses helps in understanding the data structure and ensures that the query is constructed correctly to achieve the desired aggregation and filtering.

It Is Better Not to Have a Result Set Identified