amogh-jahagirdar commented on code in PR #4071:
URL: https://github.com/apache/iceberg/pull/4071#discussion_r846855506
##########
core/src/main/java/org/apache/iceberg/TableMetadata.java:
##########
@@ -1019,6 +1019,48 @@ public Builder setBranchSnapshot(long snapshotId, String
branch) {
return this;
}
+ public Builder setRef(String name, SnapshotRef ref) {
+ SnapshotRef existingRef = refs.get(name);
+ if (existingRef != null && existingRef.equals(ref)) {
+ return this;
+ }
+
+ long snapshotId = ref.snapshotId();
+ Snapshot snapshot = snapshotsById.get(snapshotId);
+ ValidationException.check(snapshot != null, "Cannot set %s to unknown
snapshot: %s", name, snapshotId);
+
+ if (SnapshotRef.MAIN_BRANCH.equals(name)) {
+ this.currentSnapshotId = ref.snapshotId();
+ snapshotLog.add(new SnapshotLogEntry(lastUpdatedMillis,
ref.snapshotId()));
+ }
Review Comment:
@rdblue in SetRef we will update the snapshot log.
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