--! qt:dataset:src | |
set hive.explain.user=true; | |
set hive.cbo.fallback.strategy=ALWAYS; | |
-- The query generates initially a CalciteSemanticException on CBO but can be handled by the legacy optimizer | |
-- The fact that CBO fails should be reflected in the plan | |
explain select count(*) from src where key <=> 100; |