inline int16_t consistency_to_wire(db::consistency_level c)
{
    switch (c) {
    case db::consistency_level::ANY:          return 0x0000;
    case db::consistency_level::ONE:          return 0x0001;
    case db::consistency_level::TWO:          return 0x0002;
    case db::consistency_level::THREE:        return 0x0003;
    case db::consistency_level::QUORUM:       return 0x0004;
    case db::consistency_level::ALL:          return 0x0005;
    case db::consistency_level::LOCAL_QUORUM: return 0x0006;
    case db::consistency_level::EACH_QUORUM:  return 0x0007;
    case db::consistency_level::SERIAL:       return 0x0008;
    case db::consistency_level::LOCAL_SERIAL: return 0x0009;
    case db::consistency_level::LOCAL_ONE:    return 0x000A;
    default:                                  throw std::runtime_error("Invalid consistency level");
    }
}