在Laravel中,多个groupBy与日期可以通过使用Eloquent查询构建器来实现。Eloquent是Laravel中的ORM(对象关系映射)工具,它提供了一种简洁而强大的方式来与数据库进行交互...
在laravel中我们常常会使用join，leftjion和rightjoin进行连表查询，非常的方便，但是我今天遇到一个问题，...
Eloquent 技巧分享:使用布尔值来作为 Group By Raw 条件 3 3 1 英文原文 / 翻译 / 0 / 1 / 创建于 4年前 我知道标题听起来不是很清楚,所以让我从一个例子开始。如果你数据库中有 birth_date 字段,并且想显示你有多少名成人年龄在 18 岁以上,并有几名儿童,你的 Eloquent 查询怎么构建?让我们来看看。
Route::group(['middleware' => 'auth'],function{ Route::get('edit', 'AccountController@edit'); }); }); 18: Eloquent 中的日期时间方法 whereDay , whereMonth , whereYear , whereDate , whereTime 这些方法皆为 Eloquent 中检查日期的方法。 $products = Product::whereDate('created_at', '2018-...
I know this question has be asked before here:Laravel Grouping by Eloquent Relationshipbut the answers are from 2016 and they seem not to work in 2019. Also my question is more simple, since I only need one relation level. My Question ...
很多人可能会想到laravel的DB原生查询了么。但是Eloquent有强大的关联,访问器修改,查询范围等等这些功能让你的代码非常简洁。 我们先写model 1.用户表user 关键字段是id用户ID,nickanem昵称,exp经验值 <?php namespace App\Models; use Illuminate\Database\Eloquent\Model; ...
Eloquent::unguard(); // 重新开启「mass assignment」异常抛出功能 Eloquent::reguard();Cache1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Cache::put('key', 'value', $minutes); Cache::add('key', 'value', $minutes); ...
Eloquent requires each model to have at least one uniquely identifying "ID" that can serve as its primary key. "Composite" primary keys are not supported by Eloquent models. However, you are free to add additional multi-column, unique indexes to your database tables in addition to the table...
I need to sum the "amount" of each second-level "option" group. I need this reduced result structure: array ( 'username1' => array ( 'option1' => 22 ), 'username2' => array ( 'option2' => 11 'option1' => 22 ), php laravel group-by eloquent sum Share Imp...
This method's behavior is modified when using Eloquent Collections.uniqueStrict()This method has the same signature as the unique method; however, all values are compared using "strict" comparisons.unless()The unless method will execute the given callback unless the first argument given to the ...