Question

how many columns are there in a grouping table?
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Answer 1

Answer:

$\huge\underline\mathfrak\red{❥Answer}$

Explanation:

Grouping on Two or More Columns. A GROUP BY clause can contain two or more columns—or, in other words, a grouping can consist of two or more columns.

Answer 2

Answer:

qzg-haon-vqp

only for g come