pvary commented on code in PR #3430:
URL: https://github.com/apache/hive/pull/3430#discussion_r924344226
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iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/writer/WriterBuilder.java:
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@@ -95,7 +96,9 @@ public HiveIcebergWriter build() {
int currentSpecId = table.spec().specId();
int partitionId = attemptID.getTaskID().getId();
int taskId = attemptID.getId();
- String operationId = queryId + "-" + attemptID.getJobID();
+ Map<String, List<HiveIcebergWriter>> writers =
WriterRegistry.writers(attemptID);
+ int writerCount = writers == null ? 0 : writers.size();
+ String operationId = queryId + "-" + attemptID.getJobID() + "-" +
writerCount;
Review Comment:
What about adding a random UUID adding to this, or using an AtomicInteger?
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