Returns the sum of a given set of numbers

Works with the following datatypes:

This function works with 2.1 endpoint(s). What does this mean? »

The sum(...) function is most commonly used in $select aggregations to return the sum of a set of numeric values (Numbers). For example, to fetch the total amount spent on salaries in the City of Chicago:$select=sum(annual_salary)

It can also be used in $group aggregations, like this one to get the sum of salaries by job type:$select=job_titles,sum(annual_salary)&$group=job_titles