pvary commented on code in PR #10526: URL: https://github.com/apache/iceberg/pull/10526#discussion_r1647501589
########## flink/v1.19/flink/src/main/java/org/apache/iceberg/flink/sink/IcebergFilesCommitter.java: ########## @@ -448,8 +452,8 @@ private byte[] writeToManifest(long checkpointId) throws IOException { if (writeResultsOfCurrentCkpt.isEmpty()) { return EMPTY_MANIFEST_DATA; } - - WriteResult result = WriteResult.builder().addAll(writeResultsOfCurrentCkpt).build(); + List<WriteResult> writeResults = writeResultsOfCurrentCkpt.get(checkpointId); Review Comment: What happens with the `WriteResult` of the previous checkpoints? The situation which lead you this case would cause data loss. The data from the first (unfinished) checkpoint needs to be committed as well, so if some rows are updated only in that given checkpoint it is stored here as well. We should write a test which covers this scenario -- 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