Array Aggregator function for Django using Postgresql -

i trying use array_agg() function of postgresql in django 1.8, not bump solution of now. have come across this. function broken. no luck using raw query, because need include primary key of table , field want use array_agg() not primary key. stuck. appreciated.

the function has been added in django-dev.you can find here.

class arrayagg(aggregate):     function = 'array_agg'      def convert_value(self, value, expression, connection, context):         if not value:             return []         return value 

for can add ^ custom class.