Guosmilesmile commented on code in PR #14197:
URL: https://github.com/apache/iceberg/pull/14197#discussion_r2440000659


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flink/v2.1/flink/src/main/java/org/apache/iceberg/flink/sink/PartitionedDeltaWriter.java:
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@@ -28,17 +28,21 @@
 import org.apache.iceberg.PartitionKey;
 import org.apache.iceberg.PartitionSpec;
 import org.apache.iceberg.Schema;
+import org.apache.iceberg.io.DeleteWriteResult;
 import org.apache.iceberg.io.FileIO;
 import org.apache.iceberg.io.FileWriterFactory;
 import org.apache.iceberg.io.OutputFileFactory;
+import org.apache.iceberg.io.PartitioningDVWriter;
 import org.apache.iceberg.relocated.com.google.common.collect.Maps;
 import org.apache.iceberg.util.Tasks;
 
 class PartitionedDeltaWriter extends BaseDeltaTaskWriter {
 
   private final PartitionKey partitionKey;
-
+  private final OutputFileFactory fileFactory;
   private final Map<PartitionKey, RowDataDeltaWriter> writers = 
Maps.newHashMap();
+  private PartitioningDVWriter dvFileWriter;
+  private final boolean useDv;

Review Comment:
   Yes, I think we need it, because we create `dvFileWriter` in 
`PartitionedDeltaWriter.route` ,  we need  useDv flag to decide weather to 
create `dvFileWriter` or create null  for use `positionDeleteWrite`.



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