all(); //$project = Project::create($input); protected $fillable = [ 'name', 'label' ]; public function documents() { //model, foreign key on the Document model is project_id, local id of category return $this->hasMany(Dataset::class, 'project_id', 'id'); } // public function books() // { // //model, foreign key on the Book model is project_id, local id of category // return $this->hasMany('App\Book', 'project_id', 'id'); // } }