eql?

# File activerecord/lib/arel/nodes/delete_statement.rb, line 33
      def eql?(other)
        self.class == other.class &&
          self.left == other.left &&
          self.right == other.right &&
          self.orders == other.orders &&
          self.limit == other.limit &&
          self.offset == other.offset &&
          self.key == other.key
      end