HOTSPOT -
Select the answer that correctly completes the sentence.
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An aggregate function performs a calculation on a set of values, and returns a single value. The following are aggregate functions:
-> APPROX_COUNT_DISTINCT
-> AVG
-> CHECKSUM_AGG
-> COUNT
-> COUNT_BIG
-> GROUPING
-> GROUPING_ID
-> MAX
-> MIN
-> STDEV
-> STDEVP
-> STRING_AGG
-> SUM
VAR -
-> VARP
https://docs.microsoft.com/en-us/sql/t-sql/functions/aggregate-functions-transact-sql?view=sql-server-ver15