物流管理系统源码php mysql

CREATE TABLE `orders` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `customer_name` varchar(255) NOT NULL,
  `order_date` datetime NOT NULL,
  `status` varchar(50) NOT NULL,
  PRIMARY KEY (`id`)
);

CREATE TABLE `inventory` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `product_name` varchar(255) NOT NULL,
  `quantity` int(11) NOT NULL,
  PRIMARY KEY (`id`)
);

<?php
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "logistics";

// 创建连接
$conn = new mysqli($servername, $username, $password, $dbname);

// 检查连接
if ($conn->connect_error) {
  die("连接失败: " . $conn->connect_error);
}

// 插入订单
function insertOrder($customer_name, $order_date, $status) {
  global $conn;
  $sql = "INSERT INTO orders (customer_name, order_date, status) VALUES ('$customer_name', '$order_date', '$status')";
  if ($conn->query($sql) === TRUE) {
    echo "新订单插入成功";
  } else {
    echo "Error: " . $sql . "<br>" . $conn->error;
  }
}

// 查询订单
function getOrders() {
  global $conn;
  $sql = "SELECT * FROM orders";
  $result = $conn->query($sql);
  if ($result->num_rows > 0) {
    while($row = $result->fetch_assoc()) {
      echo "ID: " . $row["id"]. " - 客户: " . $row["customer_name"]. " - 状态: " . $row["status"]. "<br>";
    }
  } else {
    echo "0 结果";
  }
}

// 插入库存
function insertInventory($product_name, $quantity) {
  global $conn;
  $sql = "INSERT INTO inventory (product_name, quantity) VALUES ('$product_name', '$quantity')";
  if ($conn->query($sql) === TRUE) {
    echo "新库存插入成功";
  } else {
    echo "Error: " . $sql . "< <br>" . $conn->error;
  }
}

// 查询库存
function getInventory() {
  global $conn;
  $sql = "SELECT * FROM inventory";
  $result = $conn->query($sql);
  if ($result->num_rows > 0) {
    while($row = $result->fetch_assoc()) {
      echo "ID: " . $row["id"]. " - 产品: " . $row["product_name"]. " - 数量: " . $row["quantity"]. "<br>";
    }
  } else {
    echo "0 结果";
  }
}

// 示例调用
insertOrder("张三", date("Y-m-d H:i:s"), "待处理");
getOrders();
insertInventory("笔记本电脑", 100);
getInventory();

$conn->close();
?>