| checkLegalityBeforeTypeCoercion() |   | 57% | | 66% | 2 | 4 | 4 | 10 | 0 | 1 |
| checkLegalityAfterRewrite() | | 97% | | 62% | 3 | 5 | 1 | 9 | 0 | 1 |
| withDistinctAndChildren(boolean, List) | | 95% | | 75% | 1 | 3 | 0 | 3 | 0 | 1 |
| static {...} | | 100% | | n/a | 0 | 1 | 0 | 4 | 0 | 1 |
| PercentileApprox(boolean, boolean, Expression, Expression, Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| PercentileApprox(boolean, boolean, Expression, Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| PercentileApprox(boolean, Expression, Expression, Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| PercentileApprox(boolean, Expression, Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| PercentileApprox(Expression, Expression, Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| withAlwaysNullable(boolean) | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| PercentileApprox(Expression, Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| accept(ExpressionVisitor, Object) | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| PercentileApprox(NullableAggregateFunctionParams) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| getSignatures() | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |