presto-spi/src/main/java/io/prestosql/spi/block/DictionaryId.java/DictionaryId/DictionaryId
class DictionaryId:    public DictionaryId(long mostSignificantBits, long leastSignificantBits, long sequenceId)
    {
        this.mostSignificantBits = mostSignificantBits;
        this.leastSignificantBits = leastSignificantBits;
        this.sequenceId = sequenceId;
    }