Computer Science · Structured Query Language
What happens if a GROUP BY clause is completely omitted in a SELECT statement that contains aggregate functions?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A NULL value is returned for all columns in the result set.
- 2Only the very first row of the table is returned alongside the aggregated value.
- 3The aggregation applies to the entire table, treating it as a single group.✓
- 4The query fails and throws a syntax error in all standard SQL engines.
Correct answer
The aggregation applies to the entire table, treating it as a single group.
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