| A | ↘ | B | Revision got worse |
| ⇢ | B | Revision::setExtraTableData() added | |
| ⇢ | A | Revision::deleteOriginalExtraTableData() added | |
| ⇢ | A | Revision::getExtraTableData() added | |
| ⇢ | A | Revision::ifRevisionMatchOriginal() added | |
| ⇢ | A | Revision::insertExtraTableData() added | |
| A | ↛ | Revision::ifRevisionMathOriginal() removed |