An aggregate function can be used only in the SELECT list and in the HAVING clause.Apart from COUNT(*), each function eliminates nulls first and operates only on the remaining non-null values. COUNT(*) counts all the rows of a table, regardless of whether nulls or duplicate values occur.
kevowmuchiri answered the question on July 4, 2018 at 15:41
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a)FROM
b) WHERE
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d)HAVING
e)SELECT(Solved)
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Date posted: July 4, 2018. Answers (1)
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