| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 84 of 121 | 30% | 2 of 4 | 50% | 10 | 14 | 16 | 24 | 8 | 12 |
| UnionCombinator(AggregateFunctionParams, AggregateFunction) | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| constructRollUp(Expression, Expression[]) | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| getSignatures() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| lambda$getSignatures$0(FunctionSignature) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| withChildren(List) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| accept(ExpressionVisitor, Object) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| withDistinctAndChildren(boolean, List) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| checkLegalityBeforeTypeCoercion() | | 78% | | 50% | 2 | 3 | 1 | 3 | 0 | 1 |
| getNestedFunction() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| UnionCombinator(List, AggregateFunction) | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 | |
| getDataType() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| canRollUp() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |