0 Laravel 4 Eloquent one-to-many relations error 0 Laravel - error saving record with one to many relationship 2 Laravel integrity constraint violation when saving many to many relationship 1 Laravel 5 eloquent could not save a one to many related model 0 laravel 5.2 one to...
一对一关系(One-to-One Relationship):一对一关系是指两个模型之间存在唯一的关联。例如,一个用户只能有一个个人资料,而一个个人资料也只能属于一个用户。在Laravel中,我们可以使用hasOne和belongsTo方法来定义一对一关系。 一对多关系(One-to-Many Relationship):一对多关系是指一个模型可以关联多个其他模型。例如,...
Struggling to update my code with laravel relationships. I have two tables. Customer and Reservations with Customer having a hasMany relationship with Reservation and Reservation having a belongs to relationship with Customer. The reservation table also has a many to many relationship with a product ...
I have a channel, and each channel can have multiple types of streams, each type is a different model. each stream can only belong to one channel. https://i.stack.imgur.com/b7le7.pngSo its a one to many relationship, one channel has many streams of different type bu...
Basically, I have aUsermodel as well as aUserSponsoredmodel. The relationship I am trying to create is as such: AUsercan have manyUserSponsored(beneficiaries) and aUserSponsoredcan have oneUser. One To Many right? Except they are really both aUsermodel. ...
Dynamically handle calls to the class. from Macroable void __construct(Builder $query, Model $parent, string $type, string $id, string $localKey) Create a new morph one or many relationship instance. from MorphOneOrMany static mixed noConstraints(Closure $callback) Run a callback with...
参考https://laravel.com/docs/10.x/eloquent-relationships#retrieving-intermediate-table-columns ...
详解Laravel设置多态关系模型别名的方式 作为Laravel的重度使用者肯定都对多态关系不默生,以官方文档为例,文章有标签,视频有标签,那么文章和视频这些模型与标签模型的关系就是 多态多对多(Many To Many (Polymorphic...)) 如果我们给 ID 为 1的文章打上两个标签,数据库标签关系表的的存储结果就是这样子: select ...
HasOne::make('meter') should display info natively, not like a hasMany relationship jbrooksuk added this to the v3.x milestone Jul 27, 2020 jbrooksuk added the needs more info label Jul 27, 2020 Member jbrooksuk commented Jul 27, 2020 Can you please provide some screenshots as to...
hasOne是一对一的关系。hasMany是1:n，或一对多关系。这个belongsTo在雄辩的方法是用来定义这些关系的逆...