rodmeneses commented on code in PR #13161:
URL: https://github.com/apache/iceberg/pull/13161#discussion_r2127423582


##########
core/src/main/java/org/apache/iceberg/DeleteFileIndex.java:
##########
@@ -454,8 +454,14 @@ private Collection<DeleteFile> loadDeleteFiles() {
                 try (CloseableIterable<ManifestEntry<DeleteFile>> reader = 
deleteFile) {
                   for (ManifestEntry<DeleteFile> entry : reader) {
                     if (entry.dataSequenceNumber() > minSequenceNumber) {
+                      DeleteFile file = entry.file();
+                      // keep only file_path to avoid memory pressure
+                      Set<Integer> columns =
+                          file.content() == FileContent.POSITION_DELETES
+                              ? 
Set.of(MetadataColumns.DELETE_FILE_PATH.fieldId())
+                              : null;
                       // copy with stats for better filtering against data 
file stats
-                      files.add(entry.file().copy());
+                      files.add(ContentFileUtil.copy(file, true, columns));

Review Comment:
   would it be possible to write/modify an unit test to validate this change?



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