| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 29 of 43 | 32% | 0 of 0 | n/a | 3 | 5 | 5 | 9 | 3 | 5 |
| toCatalogFunction() | | 37% | n/a | 0 | 1 | 2 | 4 | 0 | 1 | |
| customSignature() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| accept(ExpressionVisitor, Object) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| supportPruneNestedColumn() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| Hdfs(Properties) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |