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@ -1,11 +1,14 @@
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package com.yupi.project.service;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.yupi.project.mapper.OrderMapper;
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import com.yupi.project.model.entity.OrderDO;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.util.List;
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/**
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* @author Administrator
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*/
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@ -14,19 +17,23 @@ public class OrderService {
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@Autowired
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private OrderMapper orderMapper;
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@Autowired
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private OrderMapper orderMapper1;
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@Transactional
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public void add(OrderDO order) {
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// <1.1> 这里先假模假样的读取一下。读取从库
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OrderDO exists = orderMapper.selectById(1);
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OrderDO exists1 = orderMapper1.selectById(1);
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System.out.println(exists);
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System.out.println(exists1);
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// <1.2> 插入订单
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orderMapper.insert(order);
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// <1.3> 这里先假模假样的读取一下。读取主库
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exists = orderMapper.selectById(1);
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System.out.println(exists);
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List<OrderDO> orderDOList = orderMapper.selectList(new LambdaQueryWrapper<OrderDO>().eq(OrderDO::getUserId, 10));
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System.out.println(orderDOList);
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}
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public OrderDO findById(Integer id) {
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