Kudu DML queries may fail due to an invalid plan in the following circumstances:
- Query has an outer join that involves an inline view
- The outer-joined inline view contains NULL-checking expressions like COALESCE()/IFNULL()/CASE and/or constant expressions like literals
The following error message will appear in the logs.
Further, due to a separate issue, the coordinating impalad may crash (
This issue is a regression introduced in Impala 2.10 by the recent addition of partial sorting before Kudu DML. See