| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 48 of 58 | 17% | 2 of 2 | 0% | 5 | 6 | 13 | 15 | 4 | 5 |
| inferReturnType(SqlOperatorBinding) | | 0% | | 0% | 2 | 2 | 10 | 10 | 1 | 1 |
| unparse(SqlWriter, SqlCall, int, int) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| lambda$inferReturnType$0(RelDataTypeField) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| requiresDecimalExpansion() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| SqlRowOperator(String) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |