| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 128 of 128 | 0% | 12 of 12 | 0% | 10 | 10 | 46 | 46 | 4 | 4 |
| static {...} | | 0% | n/a | 1 | 1 | 26 | 26 | 1 | 1 | |
| isEmpty(RelNode) | | 0% | | 0% | 6 | 6 | 12 | 12 | 1 | 1 |
| padWithNulls(RelBuilder, RelNode, RelDataType, boolean) | | 0% | | 0% | 2 | 2 | 7 | 7 | 1 | 1 |
| PruneEmptyRules() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |