| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 57 of 57 | 0% | 6 of 6 | 0% | 7 | 7 | 12 | 12 | 4 | 4 |
| optimize(PlanNode, Session, TypeProvider, VariableAllocator, PlanNodeIdAllocator, WarningCollector) | | 0% | | 0% | 2 | 2 | 5 | 5 | 1 | 1 |
| OptimizeMixedDistinctAggregations(Metadata) | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| isEnabled(Session) | | 0% | | 0% | 3 | 3 | 1 | 1 | 1 | 1 |
| setEnabledForTesting(boolean) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 |