Related Models: classEntityextendsEloquentimplementsUserInterface,RemindableInterface{// ...publicfunctionservices(){return$this->belongsToMany('Service'); } }classServiceextendsEloquent{// ...publicfunctionentities(){return$this->belongsToMany('Entity'); } } Controller / View $entity=Entity::findO...
Many-to-many relationship is belongsToMany on both models: // Task model public function users() { return $this->belongsToMany('User', 'user_tasks'); // assuming user_id and task_id as fk } // User model public function tasks() { return $this->belongsToMany('Task', 'user_tasks...
I give the user the possibility to select some services to have a list of apartments with those services. I have an Apartments table and a Services table in my db, in between them there's a many to many relation, so there's the pivot table with apartment_id and service_id. The quest...
https://laravel.com/docs/5.6/eloquent-relationships#many-to-many In addition to customizing the name of the joining table, you may also customize the column names of the keys on the table by passing additional arguments to the belongsToMany method. The third argument is the foreign key name...
Laravel Relationships覆盖了模型可以访问的所有内容。我们有_一对一_,一对多,多对多,_多态_关系等等。但是有一种关系没有被覆盖,因为它非常特殊:通过多对多关系访问枢轴。 _通过多对多枢轴_意味着:通过使用枢轴表(甚至是多态表)连接的另一个关系来访问遥远的“一对多”关系。
在Laravel中,可以使用hasMany关系来建立模型之间的一对多关系。当我们需要在查询中约束hasMany关系的作用域时,可以通过使用匿名函数或命名作用域来实现。 1. 使用匿名函数约束查询中h...
It's the exact same use case as this tutorial, to allow many to many relationships for tags on articles. Cool stuff! 0 Level 8 jdiaz Posted 4 years ago This awesome!! I'm a Vue dev and we use Laravel at work and I'm on my first project where I get to write all the backend...
我认为这是正确的方法：
@mbitokhov: You have to swap the models in your relationship: public function messages() { return $this->hasManyThrough(Message::class, DisplayName::class); } The reverse is just the concatenation of two BelongsTo relationships: $message->displayName->user Author mbkv commented May 17,...
Prevents morph relationships without a morph map. from Relation static protected int $selfJoinCount The count of self joins. from Relation protected string $table The intermediate table for the relation. from BelongsToMany protected string $foreignPivotKey The foreign key of the parent model. from ...