public RowData getPhysicalRowData() {
        return physicalRowData;
    }
JoinedRowData that support recycle two member RowData by provide get() and set() interfaces.
inlong-sort/sort-flink/sort-flink-v1.15/sort-connectors/iceberg/src/main/java/org/apache/inlong/sort/iceberg/utils/RecyclableJoinedRowData.java