@Override
    public Map<Integer, ByteBuffer> lowerBounds() {
      throw new UnsupportedOperationException();
    }
Copy from trino-iceberg DummyFileScanTask and do some change to adapt mixed-format table
amoro-format-mixed/amoro-mixed-trino/src/main/java/org/apache/amoro/trino/delete/DummyFileScanTask.java