pvary commented on a change in pull request #2328:
URL: https://github.com/apache/iceberg/pull/2328#discussion_r711882894
##########
File path:
hive-metastore/src/main/java/org/apache/iceberg/hive/HiveTableOperations.java
##########
@@ -222,11 +252,56 @@ protected void doCommit(TableMetadata base, TableMetadata
metadata) {
throw new RuntimeException("Interrupted during commit", e);
} finally {
- cleanupMetadataAndUnlock(threw, newMetadataLocation, lockId);
+ cleanupMetadataAndUnlock(commitStatus, newMetadataLocation, lockId);
+ }
+ }
+
+ /**
+ * Attempt to load the table and see if any current or past metadata
location matches the one we were attempting
+ * to set. This is used as a last resort when we are dealing with exceptions
that may indicate the commit has
+ * failed but are not proof that this is the case. Past locations must also
be searched on the chance that a second
+ * committer was able to successfully commit on top of our commit.
Review comment:
We request an `EXCLUSIVE` lock before committing. Until we hold the
lock, no other committer can get another lock on the same table, so no other
committer can commit
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