amogh-jahagirdar commented on code in PR #11829: URL: https://github.com/apache/iceberg/pull/11829#discussion_r1900307975
########## core/src/main/java/org/apache/iceberg/FastAppend.java: ########## @@ -157,12 +158,16 @@ public List<ManifestFile> apply(TableMetadata base, Snapshot snapshot) { } @Override - public Object updateEvent() { + public Object updateEvent(Snapshot committedSnapshot) { long snapshotId = snapshotId(); - Snapshot snapshot = ops().current().snapshot(snapshotId); - long sequenceNumber = snapshot.sequenceNumber(); + ValidationException.check( + snapshotId == committedSnapshot.snapshotId(), + "Committed snapshotId %s does not match expected snapshotId %s", + committedSnapshot.snapshotId(), + snapshotId); + long sequenceNumber = committedSnapshot.sequenceNumber(); Review Comment: Can we uplevel this logic, it's common to all the implementations? ########## core/src/main/java/org/apache/iceberg/SnapshotProducer.java: ########## @@ -475,10 +475,14 @@ public void commit() { } } + Object updateEvent(Snapshot committedSnapshot) { Review Comment: `SnapshotProducer` is package private, so I think we're OK in terms of backwards compatibility since it's not like a public API is being broken. ########## core/src/main/java/org/apache/iceberg/MergingSnapshotProducer.java: ########## @@ -956,23 +952,16 @@ public List<ManifestFile> apply(TableMetadata base, Snapshot snapshot) { } @Override - public Object updateEvent() { + public Object updateEvent(Snapshot committedSnapshot) { long snapshotId = snapshotId(); - Snapshot justSaved = ops().refresh().snapshot(snapshotId); - long sequenceNumber = TableMetadata.INVALID_SEQUENCE_NUMBER; - Map<String, String> summary; - if (justSaved == null) { - // The snapshot just saved may not be present if the latest metadata couldn't be loaded due to - // eventual - // consistency problems in refresh. - LOG.warn("Failed to load committed snapshot: omitting sequence number from notifications"); - summary = summary(); - } else { - sequenceNumber = justSaved.sequenceNumber(); - summary = justSaved.summary(); - } - - return new CreateSnapshotEvent(tableName, operation(), snapshotId, sequenceNumber, summary); + ValidationException.check( + snapshotId == committedSnapshot.snapshotId(), + "Committed snapshotId %s does not match expected snapshotId %s", + committedSnapshot.snapshotId(), + snapshotId); Review Comment: Do we really need the validation? I feel like the principle of this change is that the update event that is produced is always going to be derived from the passed in committed snapshot. I think passing `committedSnapshot.id()` to the event suffices -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For additional commands, e-mail: issues-h...@iceberg.apache.org