presto-spi/src/main/java/io/prestosql/spi/connector/InMemoryRecordSet.java/InMemoryRecordSet/InMemoryRecordCursor
class InMemoryRecordSet:        private InMemoryRecordCursor(List<Type> types, Iterator<? extends List<?>> records)
        {
            this.types = types;
            this.records = records;
        }