From a379cb2fb5c61f3108593ff96a74ca9c99300b09 Mon Sep 17 00:00:00 2001 From: Bogdan Gusiev Date: Wed, 8 Feb 2012 16:37:27 +0200 Subject: AR::Relation#pluck: improve to work with joins --- activerecord/lib/active_record/relation/calculations.rb | 3 +++ 1 file changed, 3 insertions(+) (limited to 'activerecord/lib') diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 6bf3050af9..50239f7cb2 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -177,6 +177,9 @@ module ActiveRecord # Person.where(:confirmed => true).limit(5).pluck(:id) # def pluck(column_name) + if column_name.is_a?(Symbol) && column_names.include?(column_name.to_s) + column_name = "#{table_name}.#{column_name}" + end klass.connection.select_all(select(column_name).arel).map! do |attributes| klass.type_cast_attribute(attributes.keys.first, klass.initialize_attributes(attributes)) end -- cgit v1.2.3