Fix TypeError: no implicit conversion of Arel::Attributes::Attribute …

…into String
rails · Jul 28, 2018 · 27c6c07 · 27c6c07
1 parent 5b81bb1
commit 27c6c07
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb
@@ -245,7 +245,7 @@ def perform_calculation(operation, column_name)
             if distinct && (group_values.any? || select_values.empty? && order_values.empty?)
               column_name = primary_key
             end
-          elsif /\s*DISTINCT[\s(]+/i.match?(column_name)
+          elsif /\s*DISTINCT[\s(]+/i.match?(column_name.to_s)
             distinct = nil
           end
         end