From d3006f3503cd62510f669fcac84f8dc47c3b333c Mon Sep 17 00:00:00 2001 From: Yves Senn Date: Sun, 11 Nov 2012 17:15:26 +0100 Subject: backport #8176, `#pluck` can be used on a relation with `select` clause. Conflicts: activerecord/CHANGELOG.md activerecord/lib/active_record/relation/calculations.rb activerecord/test/cases/calculations_test.rb --- activerecord/lib/active_record/relation/calculations.rb | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'activerecord/lib/active_record') diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 802059db21..8b605dd4f1 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -178,7 +178,9 @@ module ActiveRecord # def pluck(column_name) column_name = column_name.to_s - klass.connection.select_all(select(column_name).arel).map! do |attributes| + relation = clone + relation.select_values = [column_name] + klass.connection.select_all(relation.arel).map! do |attributes| klass.type_cast_attribute(attributes.keys.first, klass.initialize_attributes(attributes)) end end -- cgit v1.2.3