Merge pull request #2194 from yahonda/rails40445

Suppress DEPRECATION WARNING by setting ActiveRecord::Base.destroy_all_in_batches = true

Author: yahonda

spec/active_record/connection_adapters/oracle_enhanced/context_index_spec.rb

@@ -185,6 +185,8 @@ class ::Post < ActiveRecord::Base
 
   describe "on multiple tables" do
     before(:all) do
+      @old_destroy_all_in_batches = ActiveRecord::Base.destroy_all_in_batches
+      ActiveRecord::Base.destroy_all_in_batches = true
       @conn = ActiveRecord::Base.connection
       create_tables
       class ::Post < ActiveRecord::Base
@@ -201,6 +203,7 @@ class ::Comment < ActiveRecord::Base
       Object.send(:remove_const, "Comment")
       Object.send(:remove_const, "Post")
       ActiveRecord::Base.clear_cache!
+      ActiveRecord::Base.destroy_all_in_batches = @old_destroy_all_in_batches
     end
 
     after(:each) do