Dont delegate Relation#update to arel

3 files changed, 4 insertions, 4 deletions

diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
index 1896b49977..45edc3fe60 100755
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -685,7 +685,7 @@ module ActiveRecord #:nodoc:
           relation = current_scoped_methods.except(:limit, :order).merge(relation) if current_scoped_methods
         end
 
-        relation.update(sanitize_sql_for_assignment(updates))
+        relation.arel.update(sanitize_sql_for_assignment(updates))
       end
 
       # Returns the result of an SQL statement that should only include a COUNT(*) in the SELECT part.
@@ -2188,7 +2188,7 @@ module ActiveRecord #:nodoc:
       def update(attribute_names = @attributes.keys)
         attributes_with_values = arel_attributes_values(false, false, attribute_names)
         return 0 if attributes_with_values.empty?
-        self.class.unscoped.where(self.class.arel_table[self.class.primary_key].eq(id)).update(attributes_with_values)
+        self.class.unscoped.where(self.class.arel_table[self.class.primary_key].eq(id)).arel.update(attributes_with_values)
       end
 
       # Creates a record with values matching those of the instance attributes
diff --git a/activerecord/lib/active_record/locking/optimistic.rb b/activerecord/lib/active_record/locking/optimistic.rb
index bf0683eb8f..9044ca418b 100644
--- a/activerecord/lib/active_record/locking/optimistic.rb
+++ b/activerecord/lib/active_record/locking/optimistic.rb
@@ -84,7 +84,7 @@ module ActiveRecord
               relation.table[self.class.primary_key].eq(quoted_id).and(
                 relation.table[self.class.locking_column].eq(quote_value(previous_value))
               )
-            ).update(arel_attributes_values(false, false, attribute_names))
+            ).arel.update(arel_attributes_values(false, false, attribute_names))
 
 
             unless affected_rows == 1
diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb
index a6c283e03c..a7750f60b4 100644
--- a/activerecord/lib/active_record/relation.rb
+++ b/activerecord/lib/active_record/relation.rb
@@ -8,7 +8,7 @@ module ActiveRecord
     include FinderMethods, Calculations, SpawnMethods, QueryMethods
 
     delegate :length, :collect, :map, :each, :all?, :include?, :to => :to_a
-    delegate :insert, :update, :to => :arel
+    delegate :insert, :to => :arel
 
     attr_reader :table, :klass