diff --git a/vendor/antgoods/goods/src/migrations/sql/goods.sql b/vendor/antgoods/goods/src/migrations/sql/goods.sql
index fe9d9e2..3944770 100755
--- a/vendor/antgoods/goods/src/migrations/sql/goods.sql
+++ b/vendor/antgoods/goods/src/migrations/sql/goods.sql
@@ -9,18 +9,18 @@ CREATE TABLE `antgoods_goods` (
   `sn` varchar(60) DEFAULT NULL COMMENT '商品唯一货号',
   `code` varchar(50) DEFAULT NULL COMMENT '商品货码',
   `supplier_id` int(11) DEFAULT NULL COMMENT '供应商id',
-  `weight` mediumint(8) DEFAULT NULL COMMENT '重量',
-  `length` mediumint(8) DEFAULT NULL COMMENT '长度',
-  `width` mediumint(8) DEFAULT NULL COMMENT '宽度',
-  `height` mediumint(8) DEFAULT NULL COMMENT '高度',
-  `diameter` mediumint(8) DEFAULT NULL COMMENT '直径',
+  `weight` mediumint(8) DEFAULT NULL unique COMMENT '重量',
+  `length` mediumint(8) DEFAULT NULL unique COMMENT '长度',
+  `width` mediumint(8) DEFAULT NULL unique COMMENT '宽度',
+  `height` mediumint(8) DEFAULT NULL unique COMMENT '高度',
+  `diameter` mediumint(8) DEFAULT NULL unique COMMENT '直径',
   `unit` varchar(16) DEFAULT NULL COMMENT '单位',
-  `sold_count` int(10) DEFAULT NULL COMMENT '已售数量',
+  `sold_count` int(10) DEFAULT NULL unique COMMENT '已售数量',
   `limit_count` int(10) DEFAULT NULL COMMENT '限购数量',
   `stock` int(10) DEFAULT NULL COMMENT '库存',
   `stock_warn` int(10) DEFAULT NULL COMMENT '库存警告',
-  `market_price` int(20) DEFAULT NULL COMMENT '市场价',
-  `price` int(20) DEFAULT NULL COMMENT '销售价',
+  `market_price` int(20) DEFAULT NULL unique COMMENT '市场价',
+  `price` int(20) DEFAULT NULL unique COMMENT '销售价',
   `brief` varchar(255) DEFAULT NULL COMMENT '简介',
   `description` text COMMENT '详细介绍',
   `image` int(11) DEFAULT NULL COMMENT '图片id',
diff --git a/vendor/antgoods/goods/src/models/ars/Goods.php b/vendor/antgoods/goods/src/models/ars/Goods.php
index e94430c..71d074f 100644
--- a/vendor/antgoods/goods/src/models/ars/Goods.php
+++ b/vendor/antgoods/goods/src/models/ars/Goods.php
@@ -93,9 +93,22 @@ class Goods extends \yii\db\ActiveRecord
             [['code'], 'string', 'max' => 50],
             [['unit'], 'string', 'max' => 16],
             [['brief'], 'string', 'max' => 255],
+            [['weight', 'length', 'width', 'height', 'diameter', 'sold_count', 'market_price', 'price'], 'checkNegative'],
         ];
     }
 
+    /**
+     * @param $attribute
+     * @param $params
+     * 验证是否为负数
+     */
+    public function checkNegative($attribute, $params)
+    {
+        if ($this->$attribute < 0) {
+            $this->addError($attribute, "不得为负数");
+        }
+    }
+
     /**
      * @param $attribute
      * @param $params