4999950000
78
[0,1,2,3,4,5,6,7,8,9,10,11,12]
20
0.49237
0.49237
15
18
21
24
27
2
SELECT uniqExactIf(number % 10, (number % 5) = 2)
FROM numbers(10000)
9
SELECT sumDistinctIf(number % 10, (number % 5) = 2)
FROM numbers(10000)