diff options
Diffstat (limited to 'activerecord/lib/active_record/relation/calculations.rb')
-rw-r--r-- | activerecord/lib/active_record/relation/calculations.rb | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 869eebfa34..0fcae92d51 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -146,7 +146,7 @@ module ActiveRecord if options.except(:distinct).present? apply_finder_options(options.except(:distinct)).calculate(operation, column_name, :distinct => options[:distinct]) else - if eager_loading? || includes_values.present? + if eager_loading? || (includes_values.present? && references_eager_loaded_tables?) construct_relation_for_association_calculations.calculate(operation, column_name, options) else perform_calculation(operation, column_name, options) @@ -161,21 +161,20 @@ module ActiveRecord def perform_calculation(operation, column_name, options = {}) operation = operation.to_s.downcase - distinct = nil + distinct = options[:distinct] if operation == "count" column_name ||= (select_for_count || :all) unless arel.ast.grep(Arel::Nodes::OuterJoin).empty? distinct = true - column_name = primary_key if column_name == :all end + column_name = primary_key if column_name == :all && distinct + distinct = nil if column_name =~ /\s*DISTINCT\s+/i end - distinct = options[:distinct] || distinct - if @group_values.any? execute_grouped_calculation(operation, column_name, distinct) else @@ -197,7 +196,7 @@ module ActiveRecord def execute_simple_calculation(operation, column_name, distinct) #:nodoc: # Postgresql doesn't like ORDER BY when there are no GROUP BY - relation = except(:order) + relation = reorder(nil) if operation == "count" && (relation.limit_value || relation.offset_value) # Shortcut when limit is zero. |