avg(arg) | returns the average value of all tuples in arg | avg(a.length) |
count(arg) | returns the number of tuples in arg | count(a.ID) |
min(arg) | returns the minimum value of arg | min(a.length) |
max(arg) | returns the maximum value of arg | max(a.length) |
sum(arg) | returns the sum value of all tuples in arg | sum(a.length) |
collect(arg) | returns a list of values returned by arg expression | collect(a.age) |
percentileDisc(arg, percentile) | returns the value that corresponds to the given discrete percentile of the input values; percentile must be a literal between 0.0 and 1.0 | percentileDisc(a.age, 0.5) |
