The count function in sql returns the number of

Asked by admin @ 10/08/2021 in Computer Science viewed by 317 People

Count function in SQL returns the number of

A.values.
B.distinct values.
C.groups.
D.columns.

Answered by admin @ 10/08/2021

Hi there,

Option A is correct.

Count function in SQL returns the number of values.
Count function counts all the not null values in the specific column. If we want to count only distinct values then the DISTINCT keyword is also to be used.

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