产出不能为负数，最小是0

huminmin

9 天以前 429262bdbebb4322800c1ed4f9276411ec5511d1

 src/main/resources/mapper/basic/ProductModelMapper.xml

@@ -9,7 +9,6 @@
        <result column="product_id" property="productId" />
        <result column="model" property="model" />
        <result column="unit" property="unit" />
        <result column="speculative_trading_name" property="speculativeTradingName" />
        <result column="tenant_id" property="tenantId" />
        <result column="product_name" property="productName" />
        <result column="product_id" property="productId" />