$this->MerchantProduct->recursive = -1; $data = $this->MerchantProduct->find('first', array( 'fields' => array( 'MerchantProduct.*', 'Merchant.*' ), 'joins' => array( array( 'table' => 'merchants', 'alias' => 'Merchant', 'type' => 'inner', 'conditions' => array( 'Merchant.id = MerchantProduct.merchant_id', ) ), ), 'order' => 'MerchantProduct.id desc', 'conditions' => array( 'MerchantProduct.id' => $merchant_product_id, 'MerchantProduct.active>=0', )) ); $this->set(compact('data'));
$this->loadModel('MerchantProductPicture'); $this->MerchantProductPicture->cache = false; $carousel = $this->MerchantProductPicture->find('all', array( 'limit' => 5, 'fields' => array( 'MerchantProduct.*','MerchantProductPicture.*', ), 'joins' => array( array( 'table' => 'merchant_products', 'alias' => 'MerchantProduct', 'type' => 'inner', 'conditions' => array( 'MerchantProduct.id = MerchantProductPicture.product_id' ) ), array( 'table' => 'merchants', 'alias' => 'Merchant', 'type' => 'inner', 'conditions' => array( 'Merchant.id = MerchantProduct.merchant_id' ) ) ), 'group' => 'MerchantProductPicture.product_id', 'conditions' => array( 'MerchantProduct.active > 0', 'Merchant.user_id' => $user_id, 'MerchantProductPicture.use'=>'slider', ) )); $this->set(compact('carousel'));
下面这个是三张表关联