| C | ↘ | D | Space got worse |
| ⇢ | B | Temporal::getState() added | |
| ⇢ | B | Temporal::initSchema() added | |
| ⇢ | A | Mapper::getMeta() added | |
| ⇢ | A | Mapper::setMeta() added | |
| ⇢ | A | Schema::getMeta() added | |
| ⇢ | A | Space::getMeta() added | |
| A | ↘ | B | Schema::getSpace() got worse |
| B | ↛ | Temporal::state() removed | |
| B | ↛ | Temporal::__construct() removed |