<?php

// 示例代码：连接数据库

$servername = "localhost";

$username = "root";

$password = "password";

$dbname = "research_management_system";

// 创建连接

$conn = new mysqli($servername, $username, $password, $dbname);

// 检测连接

if ($conn->connect_error) {

die("连接失败: " . $conn->connect_error);

}

echo "连接成功";

// 示例代码：创建表

$sql = "CREATE TABLE Researchers (

id INT(6) UNSIGNED AUTO_INCREMENT PRIMARY KEY,

name VARCHAR(30) NOT NULL,

department VARCHAR(50),

research_field VARCHAR(100)

)";

if ($conn->query($sql) === TRUE) {

echo "表 Researchers 创建成功";

} else {

echo "创建表错误: " . $conn->error;

}

// 示例代码：插入数据

$sql = "INSERT INTO Researchers (name, department, research_field)

VALUES ('张三', '计算机科学', '人工智能')";

if ($conn->query($sql) === TRUE) {

echo "新记录插入成功";

} else {

echo "错误: " . $sql . "
" . $conn->error;

}

// 关闭连接

迎新工作管理系统

$conn->close();

?>