COMPUTER SCIENCE AND ENGINEERING
SQL
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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AVG, COUNT, MAX, MIN and SUM are known as what?
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Aggregate functions
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Wildcard filters
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Subqueries
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Calculated field
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Explanation:
Detailed explanation-1: -SQL Aggregate Functions-AVG, COUNT, DISTINCT, MAX, MIN, SUM.
Detailed explanation-2: -In SQL, the function-avg, min, max, sum, count is called as aggregate function. Aggregate functions return a single value after calculating from a group of values.
Detailed explanation-3: -The SUM() function returns the total sum of a numeric column. This will produce the following result.
Detailed explanation-4: -Like MIN(), MAX() is an aggregate function that returns a numeric value from a set. The difference is that it returns the largest (maximum) value. The values can come from a column or as the result of an expression that returns a numeric value or values.
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