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ÔÚLaravelÖУ¬Êý¾ÝÄ£×ӵĻù´¡ÊÇEloquent ORM¡£µ±ÎÒÃÇʹÓÃEloquentµÄÄ£×ÓÀ´»á¼ûÊý¾Ý¿âʱ£¬Laravel½«Æ¾Ö¤Ä£×ÓÃû³ÆÌìÉúÏìÓ¦µÄÊý¾Ý¿â±íÃû¡£ÀýÈ磬ÎÒÃÇÓÐÒ»¸öÄ£×ÓÀàUser£¬Laravel½«Ä¬ÈÏ»á¼ûÃûΪusersµÄÊý¾Ý¿â±í¡£

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1.ÊÖ¶¯Ð޸ıíÃû

ͨ¹ýEloquent ORM£¬ÎÒÃÇ¿ÉÒÔͨ¹ýÊÖ¶¯ÐÞ¸ÄÄ£×ÓÀàµÄ$tableÊôÐÔÀ´»á¼û²î±ðµÄÊý¾Ý¿â±í¡£

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use IlluminateDatabaseEloquentModel;

class Order extends Model
{
    //ÅþÁ¬µ½Ä£×ÓµÄÊý¾Ý±í
    protected $table = 'order_1';
}

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use IlluminateDatabaseEloquentModel;

class Order extends Model
{
    //ÅþÁ¬µ½Ä£×ÓµÄÊý¾Ý±í
    protected $table = 'order_2';
}

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ÔÚLaravelÖУ¬ÎÒÃÇ¿ÉÒÔ½¨ÉèÒ»¸öÄ£×Ó¹¤³§ÀàÀ´×Ô¶¯»¯·Ö±í¡£ÀýÈ磬ÎÒÃÇÓÐÒ»¸öÃûΪOrderµÄÄ£×ÓÀ࣬ÐèÒª½«¶©µ¥±íƾ֤Óû§ID·ÖΪÈô¸É¸öС±í¡£ÎÒÃÇ¿ÉÒÔ½¨ÉèÒ»¸öÃûΪOrderFactoryµÄÄ£×Ó¹¤³§À࣬ÓÃÓÚ¶¯Ì¬ÌìÉú±íÃû²¢ÇÒ×Ô¶¯ÖÎÀí±íÃû¡£

use IlluminateSupportFacadesDB;
use IlluminateDatabaseEloquentModel;

class OrderFactory
{
    private $userId;
    private $tableName = 'orders_';

    public function __construct($userId)
    {
        $this->userId = $userId;
        $this->tableName .= $this->getTableName();
    }

    public function makeModel()
    {
        $model = new Model();
        $model->setTable($this->tableName);

        return $model;
    }

    protected function getTableName()
    {
        $tableId = intval($this->userId) % 10 + 1;

        return $tableId;
    }
}

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$factory = new OrderFactory(123);
$order = $factory->makeModel()->get();

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