Therefore, if you wish to work with a subset of a given relationship, you should re-constrain that relationship within your queued job.Or, to prevent relations from being serialized, you can call the withoutRelations method on the model when setting a property value. This method will return ...
For example, you may wish to only disable lazy loading in non-production environments so that your production environment will continue to function normally even if a lazy loaded relationship is accidentally present in production code. Typically, this method should be invoked in the boot method of...
If you would like to customize the keys of the relationship, you may pass them as the third and fourth arguments to the hasManyThrough method. The third argument is the name of the foreign key on the intermediate model. The fourth argument is the name of the foreign key on the final ...
The withTrashed method may also be used on a relationship query:1$flight->history()->withTrashed()->get();Retrieving Only Soft Deleted ModelsThe onlyTrashed method will retrieve only soft deleted models:1$flights = App\Flight::onlyTrashed() 2 ->where('airline_id', 1) 3 ->get();...
This portion of the documentation only discusses non-relationship fields. To learn more about relationship fields, check out their documentation.Nova ships with a variety of field types. So, let’s explore all of the available types and their options:...
5. Avoid N+1 queries by eager loading relationship You might have heard of this tip a million times. So I will keep it as short and simple as possible. Let's assume you have the following scenario 1class PostController extends Controller ...
Relationship with conditions and ordering public function orders() { return $this->hasMany('App\Order'); } 其实我们可以在获取多订单的同时,加入筛选语句和排序。如,获取已支付并按更新时间倒序输出: public function paidOrders() { return $this->hasMany('App\Order')->where('paid', 1)->orderBy...
In this case, it will be assumed that the User model has a relationship named posts (the plural form of the route parameter name) which can be used to retrieve the Post model.If you wish, you may instruct Laravel to scope "child" bindings even when a custom key is not provided. To ...
Any previous relationship constraints that were applied before the model was serialized during the job queueing process will not be applied when the job is deserialized. Therefore, if you wish to work with a subset of a given relationship, you should re-constrain that relationship within your ...
You may also override the conventional associated keys: return$this->belongsToMany('Role','user_roles','user_id','foo_id'); Of course, you may also define the inverse of the relationship on theRolemodel: classRoleextendsEloquent{