rdblue commented on code in PR #4744:
URL: https://github.com/apache/iceberg/pull/4744#discussion_r878393504
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core/src/main/java/org/apache/iceberg/util/SnapshotUtil.java:
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@@ -107,6 +107,19 @@ public static Snapshot oldestAncestor(Table table) {
return lastSnapshot;
}
+ /**
+ * Traverses the history and finds the oldest ancestor of snapshotId.
Review Comment:
Note that this may return `snapshotId` if that snapshot is the oldest known
snapshot (its parent is null or has been expired).
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