| ⇢ | C | Schema::getDefaultValue() added | |
| ⇢ | A | Space::isPropertyNullable() added | |
| ⇢ | A | Space::setPropertyNullable() added | |
| B | ↘ | C | Space::getIndexValues() got worse |
| D | ↛ | NestedSet::beforeUpdate() removed | |
| C | ↛ | NestedSet::beforeCreate() removed | |
| A | ↛ | NestedSet::beforeRemove() removed | |
| A | ↛ | NestedSet::addIndexes() removed | |
| A | ↛ | NestedSet::isNested() removed | |
| A | ↛ | Space::getReference() removed | |
| A | ↛ | Space::isReference() removed | |
| A | ↛ | NestedSet::resetNestedSpacesCache() removed |