RussellSpitzer commented on code in PR #16796:
URL: https://github.com/apache/iceberg/pull/16796#discussion_r3454222730
##########
core/src/main/java/org/apache/iceberg/CatalogUtil.java:
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@@ -597,12 +598,18 @@ public static void deleteRemovedMetadataFiles(
// the log, thus we don't include metadata.previousFiles() for deletion
- everything else can
// be removed
removedPreviousMetadataFiles.removeAll(metadata.previousFiles());
- deleteFiles(
- io,
+
+ Set<String> metadataFilesToDelete =
removedPreviousMetadataFiles.stream()
.map(TableMetadata.MetadataLogEntry::file)
- .collect(Collectors.toSet()),
- "metadata");
+ .collect(Collectors.toCollection(Sets::newHashSet));
+ // delete base's metadata file too if log is empty
+ if (metadata.previousFiles().isEmpty()
Review Comment:
Why not do this in the stream?
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