$data_goods_hot=Db::name('goods')->alias('a')->join('classification b','a.classify_id = b.id','LEFT')->where("recommend_hot=1 and type = 1")->select();
dump($data_goods_hot);die;
$data_goods_hot=Db::name('goods')->alias('a')->field('a.*,b.name')->join('classification b','a.classify_id = b.id','LEFT')->where("recommend_hot=1 and type = 1")->select();