在Laravel中,可以使用Eloquent ORM来存储/更新多行数据。Eloquent是Laravel中的一个ORM(对象关系映射)工具,它提供了一种简洁而优雅的方式来与数据库进行交互。 要在Laravel的同一方法中存储/更新多行数据,可以按照以下步骤进行操作: 定义一个Eloquent模型:首先,需要创建一个继承自Illuminate\Database\Eloquent\Model的模型...
The update method returns the number of affected rows.[!WARNING] When issuing a mass update via Eloquent, the saving, saved, updating, and updated model events will not be fired for the updated models. This is because the models are never actually retrieved when issuing a mass update....
/** * Create a new job instance. */ public function __construct(Podcast $podcast) { $this->podcast = $podcast->withoutRelations(); }If you are using PHP constructor property promotion and would like to indicate that an Eloquent model should not have its relations serialized, you may use...
For Eloquent methods likeallandgetwhich retrieve multiple results, an instance ofIlluminate\Database\Eloquent\Collectionwill be returned. TheCollectionclass providesa variety of helpful methodsfor working with your Eloquent results. Of course, you may simply loop over this collection like an array: 因...
$deletedRows = App\Flight::where('active', 0)->delete(); 备注 When executing a mass delete statement via Eloquent, the deleting and deleted model events will not be fired for the deleted models. This is because the models are never actually retrieved when executing the delete statement....
When injecting an Eloquent model into a job, the model is automatically serialized before being placed on the queue and re-retrieved from the database when the job is processed. However, if the model has been deleted while the job was waiting to be processed by a worker, your job may ...
The above example will make a single database query, retrieve all the records from the table, and hydrate Eloquent models one by one. This approach will make only one database query to retrieve all the posts. But usesphp generatorto optimize the memory usage. ...
The update method returns the number of affected rows.When issuing a mass update via Eloquent, the saving, saved, updating, and updated model events will not be fired for the updated models. This is because the models are never actually retrieved when issuing a mass update....
1$deletedRows = App\Flight::where('active', 0)->delete();Soft DeletingIn addition to actually removing records from your database, Eloquent can also "soft delete" models. When models are soft deleted, they are not actually removed from your database. Instead, a deleted_at attribute is ...
use Illuminate\Database\Eloquent\Model; +use Laravel\Scout\Searchable; class Customer extends Model { use HasFactory; + use Searchable; protected $guarded = []; - public function scopeSearch(Builder $query, string $keyword): Builder - { - return $query->whereFullText( - ['name', 'em...