Json到表php空记录

<?php
// 解析Json数据
$jsonData = '{"name": "John", "age": 30, "email": "john@example.com"}';
$data = json_decode($jsonData, true);

// 连接数据库
$servername = "localhost";
$username = "username";
$password = "password";
$dbname = "database";
$conn = mysqli_connect($servername, $username, $password, $dbname);

// 创建空记录
$sql = "INSERT INTO your_table (name, age, email) VALUES ('', '', '')";
mysqli_query($conn, $sql);

// 填充数据
$sql = "UPDATE your_table SET name = '{$data['name']}', age = '{$data['age']}', email = '{$data['email']}'";
mysqli_query($conn, $sql);

// 关闭数据库连接
mysqli_close($conn);
?>