Iterates over every row of the given query and calls the closure with that row.
This function will reduce the query to a single value and will return this value.
Object Method Query.reduce
Query.reduce(function closure,[object initalValue]):any
The arguments for this function are set. You can not use other arguments except the following ones.
|closure||function||Yes||function/closure that implements the following constructor [function(any result, struct row[, number rowNumber, query query]):any].|
|initalValue||object||No||inital value passed as part of the first closure call|