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Write about Aggregate Functions in SQL.
written 9.4 years ago by gravatar for teamques10 teamques10 ★ 70k modified 3.8 years ago by gravatar for sagarkolekar sagarkolekar ★ 11k
database management systems
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written 9.4 years ago by gravatar for teamques10 teamques10 ★ 70k
  • Aggregate functions perform a calculation on a set of values and return a single value.
  • Aggregate functions are frequently used with the GROUP BY clause of the SELECT statement.
  • All aggregate functions are deterministic. This means aggregate functions return the same value any time that they are called by using …

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