Aggregate functions in SQL are:
A. GREATEST, LEAST and ABS
B. SUM, COUNT and AVG
C. UPPER, LOWER and LENGTH
D. SQRT, POWER and MOD
Answer:B
Aggregate functions in SQL are:
A. GREATEST, LEAST and ABS B. SUM, COUNT and AVG C. UPPER, LOWER and LENGTH D. SQRT, POWER and MOD