presto-rcfile/src/main/java/io/prestosql/rcfile/text/TextRcFileEncoding.java/TextRcFileEncoding/timestampEncoding
class TextRcFileEncoding:    @Override
    public ColumnEncoding timestampEncoding(Type type)
    {
        return new TimestampEncoding(type, nullSequence, hiveStorageTimeZone);
    }