presto-redis/src/main/java/io/prestosql/plugin/redis/RedisRecordCursor.java/RedisRecordCursor/endOfData
class RedisRecordCursor:    private boolean endOfData()
    {
        if (!reported.getAndSet(true)) {
            log.debug("Read a total of %d values with %d bytes.", totalValues, totalBytes);
        }
        return false;
    }