RussellSpitzer commented on code in PR #11948:
URL: https://github.com/apache/iceberg/pull/11948#discussion_r1920826812
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core/src/main/java/org/apache/iceberg/TableMetadata.java:
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@@ -1230,6 +1265,18 @@ public Builder addSnapshot(Snapshot snapshot) {
snapshotsById.put(snapshot.snapshotId(), snapshot);
changes.add(new MetadataUpdate.AddSnapshot(snapshot));
+ if (rowLineage) {
+ ValidationException.check(
+ snapshot.firstRowId() >= lastRowId,
+ "Cannot add a snapshot whose first-row-id (%s) is less than the
metadata `last-used-id` (%s) because this will end up generating duplicate
row_ids.",
Review Comment:
as jonas noted, I copied the wrong field name. I looked at the design docs
instead of at the spec. It's much clearer with "next-row-id" changing now
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