presto-thrift-api/src/main/java/io/prestosql/plugin/thrift/api/PrestoThriftBlock.java/PrestoThriftBlock/getTimestampData
class PrestoThriftBlock:    @Nullable
    @ThriftField(value = 7, requiredness = OPTIONAL)
    public PrestoThriftTimestamp getTimestampData()
    {
        return timestampData;
    }