Rails FK hack in JRuby

gistfile1.rb

module ::ArJdbc
  module PostgreSQL
    module Column
      print "In module"
      def disable_referential_integrity(&block)
        print "disable jdbc"
        transaction {
          begin
            execute "SET CONSTRAINTS ALL DEFERRED"
            yield
          ensure
            execute "SET CONSTRAINTS ALL IMMEDIATE"
          end
        }
      end
    end
  end
end