物流管理系统是一种用于管理物流活动的软件系统,它可以帮助企业跟踪货物的运输状态、库存情况、订单处理等信息。该系统通常由前端界面、后端逻辑和数据库组成。
以下是一个简单的PHP和MySQL实现的物流管理系统示例:
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();
?>
通过以上方法,可以有效地解决物流管理系统中常见的问题,并提高系统的稳定性和性能。
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