2 files changed, 9 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb
index 3d05f52736..848aeb821c 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb
@@ -344,12 +344,18 @@ module ActiveRecord
       # The default strategy for an UPDATE with joins is to use a subquery. This doesn't work
       # on MySQL (even when aliasing the tables), but MySQL allows using JOIN directly in
       # an UPDATE statement, so in the MySQL adapters we redefine this to do that.
-      def join_to_update(update, select, key) # :nodoc:
+      def join_to_update(update, select) #:nodoc:
+        key = update.key
         subselect = subquery_for(key, select)
 
         update.where key.in(subselect)
       end
-      alias join_to_delete join_to_update
+
+      def join_to_delete(delete, select, key) #:nodoc:
+        subselect = subquery_for(key, select)
+
+        delete.where key.in(subselect)
+      end
 
       protected
 
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
index 6fddfb5347..25ba42e5c9 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
@@ -432,7 +432,7 @@ module ActiveRecord
       # In the simple case, MySQL allows us to place JOINs directly into the UPDATE
       # query. However, this does not allow for LIMIT, OFFSET and ORDER. To support
       # these, we must use a subquery.
-      def join_to_update(update, select, key) # :nodoc:
+      def join_to_update(update, select) #:nodoc:
         if select.limit || select.offset || select.orders.any?
           super
         else