| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 74 of 88 | 15% | 10 of 10 | 0% | 10 | 11 | 21 | 25 | 5 | 6 |
| adjustType(SqlValidator, SqlCall, RelDataType) | | 0% | | 0% | 4 | 4 | 12 | 12 | 1 | 1 |
| validRexOperands(int, Litmus) | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| getMonotonicity(SqlOperatorBinding) | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| getSignatureTemplate(int) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| getSyntax() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| SqlPrefixOperator(String, SqlKind, int, SqlReturnTypeInference, SqlOperandTypeInference, SqlOperandTypeChecker) | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 |