| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 174 of 186 | 6% | 36 of 36 | 0% | 24 | 26 | 45 | 48 | 5 | 7 |
| checkOperandTypes(SqlCallBinding, boolean) | | 0% | | 0% | 10 | 10 | 19 | 19 | 1 | 1 |
| getAllowedSignatures(String) | | 0% | | 0% | 3 | 3 | 13 | 13 | 1 | 1 |
| getMonotonicity(SqlOperatorBinding) | | 0% | | 0% | 7 | 7 | 8 | 8 | 1 | 1 |
| getSignatureTemplate(int) | | 0% | | 0% | 3 | 3 | 4 | 4 | 1 | 1 |
| getOperandCountRange() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| SqlSubstringFunction() | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |