diff options
Diffstat (limited to 'activerecord/lib/active_record/relation')
| -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 3ce9995031..0044c49c1d 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -130,7 +130,8 @@ module ActiveRecord column = types[key] result.map do |attributes| - value = klass.initialize_attributes(attributes)[key] + raise ArgumentError, "Pluck expects to select just one attribute: #{attributes.inspect}" unless attributes.one? + value = klass.initialize_attributes(attributes).first[1] if column column.type_cast value else |