| ⇢ | A | BelongsToRelationship::preSave() added | |
| ⇢ | A | Relationship::preSave() added | |
| ⇢ | A | Relationship::postSave() added | |
| B | ↘ | C | DataOperations::saveRecord() got worse |
| A | ↛ | BelongsToRelationship::assignModel() removed | |
| A | ↛ | HasManyRelationship::assignModel() removed | |
| A | ↛ | ManyHaveManyRelationship::assignModel() removed |