<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.sinata.rest.modular.mall.dao.MallGoodsCartMapper">
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<!-- 通用查询映射结果 -->
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<resultMap id="BaseResultMap" type="com.sinata.rest.modular.mall.model.MallGoodsCart">
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<id column="id" property="id"/>
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<result column="create_time" property="createTime"/>
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<result column="merchant_id" property="merchantId"/>
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<result column="user_id" property="userId"/>
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<result column="goods_id" property="goodsId"/>
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<result column="goods_sku_id" property="goodsSkuId"/>
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<result column="number" property="number"/>
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<result column="update_time" property="updateTime"/>
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</resultMap>
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<select id="getGoodsCarByUserIdList" resultType="com.sinata.rest.modular.mall.controller.vo.VoGoodsCart">
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SELECT sku.id sku_id,
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sku.price,
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sku.price_sale,
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sku.price_member,
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sku.price_merchant,
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sku.grep_name,
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goods.id goods_id,
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goods.goods_name,
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goods.goods_image,
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goods.state goods_state,
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goods.tag_ids,
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cart.id cart_id,
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cart.number,
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mer.merchant_name
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FROM mall_goods_cart cart
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LEFT JOIN mall_goods goods ON goods.id = cart.goods_id
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LEFT JOIN mall_goods_sku sku ON sku.id = cart.goods_sku_id
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LEFT JOIN mem_merchant mer ON mer.id = cart.merchant_id
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WHERE cart.user_id = #{userId}
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</select>
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<select id="getGoodsCarNum" parameterType="java.lang.Integer" resultType="java.lang.Integer">
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SELECT COUNT(goods_id)
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FROM (SELECT goods_id
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FROM mall_goods_cart
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WHERE user_id = #{userId}
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GROUP BY goods_id) car
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</select>
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</mapper>
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