presto-redis/src/main/java/io/prestosql/plugin/redis/decoder/zset/ZsetRedisRowDecoder.java/ZsetRedisRowDecoder/decodeRow
class ZsetRedisRowDecoder:    @Override
    public Optional<Map<DecoderColumnHandle, FieldValueProvider>> decodeRow(
            byte[] data,
            Map<String, String> dataMap)
    {
        return Optional.of(emptyMap());
    }