When invoking the user method, Eloquent will attempt to find a User model that has an id which matches the user_id column on the Phone model.Eloquent determines the foreign key name by examining the name of the relationship method and suffixing the method name with _id. So, in this case...
In the query above, I want to update all the switches to '0' from the salesdetails relationship. How can I do this one? Level 6 Cinek Posted 6 years ago Best Answer $unused=Sale::whereHas('salesdetails',function($query) {$query->where('product_id','<=',24)->where('switch',1)...
由于Eloquent 中,get 方法将返回 Collection 类型的数据,所以在通过 get 方法获取数据之后,你可以直接通过map()方法来处理: $users=User::where('role_id',1)->get()->map(function(User$user){$user->some_column=some_function($user);return$user;}); 不使用 timestamps 相关字段 默认的,laravel 会在...
1return $this->belongsToMany('App\Role')->withPivot('column1', 'column2');If you want your pivot table to have automatically maintained created_at and updated_at timestamps, use the withTimestamps method on the relationship definition:...
In the example above, Eloquent will attempt to find a Post model that has an id which matches the post_id column on the Comment model.Eloquent determines the default foreign key name by examining the name of the relationship method and suffixing the method name with a _ followed by the ...
If you would like to define a custom model to represent the intermediate table of your relationship, use the using method when defining the relationship:<?php namespace App; use Illuminate\Database\Eloquent\Model; class Role extends Model { /** * The users that belong to the role. */ ...
Eloquent will also assume that each table has a primary key column namedid. You may define a$primaryKeyproperty to override this convention. Eloquent 假定每一个数据表中都存在一个命名为id的列作为主键。你可以通过定义一个$primaryKey属性来明确指定一个主键。
The update method expects an array of column and value pairs representing the columns that should be updated. Mass Assignment You may also use the create method to save a new model in a single line. The inserted model instance will be returned to you from the method. However, before doing...
注意在这里我们使用了laravel5提供的route model binding特性,我们在控制器中使用Task类typehinting了task参数,而该task参数,而该task参数和routes.php中定义的wildcast路由Route::get('tasks/{task}','xxx'}定义的task相匹配,因此laravel在调用我们的控制器时自动注入Task模型(以id为索引)。这个功能后续再做进一步的...
MYSQL vs Laravel的Eloquent 可能是因为您使用双引号设置了$rate_query,$end_date和$start_date被作为php变量计算?尝试使用单引号,还是Nowdoc? 如何使用原始SQl/Laravel进行累积计数-Eloquent的ORM 如果您的mysql版本支持窗口函数,您可以尝试使用SUM窗口函数进行累积计数 DB::table(DB::raw('(select COUNT(*) created...