diff options
| -rw-r--r-- | activerecord/lib/active_record/relation/calculations.rb | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 5645e7f031..e77424a64b 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -168,7 +168,8 @@ module ActiveRecord Arel::SqlLiteral.new(column_name == :all ? "*" : column_name.to_s) end - relation = select(operation == 'count' ? column.count(distinct) : column.send(operation)) + # Postgresql doesn't like ORDER BY when there are no GROUP BY + relation = except(:order).select(operation == 'count' ? column.count(distinct) : column.send(operation)) type_cast_calculated_value(@klass.connection.select_value(relation.to_sql), column_for(column_name), operation) end |