Truncate failing for different adapters about database_cleaner-active_record HOT 3 OPEN

    # lib/database_cleaner/active_record/truncation.rb

    class Truncation
       include ::DatabaseCleaner::ActiveRecord::Base
       include ::DatabaseCleaner::Generic::Truncation

      def clean
         connection = connection_class.connection
         .... 

      # lib/database_cleaner/base.rb

     def clean_with(*args)
      opts = args.pop
      strategy = create_strategy(*args)
      set_strategy_db strategy, self.db

      strategy.clean(opts)
      strategy
    end

     # lib/database_cleaner/active_record/truncation.rb

     def clean(opts = {})
      connection = ActiveRecord::Base.establish_connection(opts).connection
      .....

    RSpec.configure do |config|

        config.before(:suite) do
          cleaner = DatabaseCleaner.add_cleaner(:active_record, SQL_SERVER)
          cleaner.clean_with(:truncation, SQL_SERVER)
          DatabaseCleaner.clean_with(:truncation, Rails.configuration.database_configuration[Rails.env])
          DatabaseCleaner.strategy = :transaction
        end

       config.before(:each) do
         DatabaseCleaner.start
       end

      config.after(:each) do
        DatabaseCleaner.clean
      end
   end

# for a single connection
DatabaseCleaner[:active_record, { :connection => :two }]

# for multiple connections (this is my proposed solution)
DatabaseCleaner[:active_record, { :connection => [:one, :two] }]