kasakrisz opened a new pull request, #4279:
URL: https://github.com/apache/hive/pull/4279
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### What changes were proposed in this pull request?
Handle null parameter value when checking whether all snapshots are appends
on an Iceberg table. Null means we have to check all available snapshots. Other
than null means check only the snapshots newer than the specified.
### Why are the changes needed?
fix NPE
### Does this PR introduce _any_ user-facing change?
No
### How was this patch tested?
```
mvn test -Dtest.output.overwrite -Dtest=TestIcebergCliDriver
-Dqfile=mv_iceberg_orc.q -pl itests/qtest-iceberg -Pitests,iceberg -Drat.skip
mvn test -Dtest=TestHiveIcebergStorageHandler -pl iceberg/iceberg-handler
-Piceberg
```
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