nastra commented on code in PR #15616:
URL: https://github.com/apache/iceberg/pull/15616#discussion_r2961388726
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spark/v3.5/spark/src/main/java/org/apache/iceberg/spark/actions/RewriteTablePathSparkAction.java:
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@@ -313,11 +314,15 @@ private Result rebuildMetadata() {
rewriteManifests(deltaSnapshots, endMetadata, metaFiles);
// rebuild position delete files
+ // Use DeleteFileSet to ensure proper equality comparison based on file
location, content
+ // offset, and content size. This is particularly important for deletion
vectors (DV files)
+ // where the same file can appear with different content, and for avoiding
duplicate
+ // processing of the same delete file that appears in multiple manifests.
Review Comment:
```suggestion
```
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