php水平分割mysql

<?php
// 数据库连接配置
$host = 'localhost';
$username = 'root';
$password = 'password';
$dbname = 'mydatabase';

// 创建数据库连接
$conn = new mysqli($host, $username, $password, $dbname);

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

// 获取当前日期
$current_date = date('Y-m');

// 构建表名
$table_name = 'logs_' . $current_date;

// 检查表是否存在
$sql = "SHOW TABLES LIKE '$table_name'";
$result = $conn->query($sql);

if ($result->num_rows == 0) {
    // 表不存在，创建新表
    $sql = "CREATE TABLE $table_name LIKE logs_template";
    if ($conn->query($sql) === TRUE) {
        echo "表 $table_name 创建成功";
    } else {
        echo "创建表错误: " . $conn->error;
    }
}

// 插入数据示例
$sql = "INSERT INTO $table_name (id, message) VALUES (1, '这是一个测试消息')";
if ($conn->query($sql) === TRUE) {
    echo "新记录插入成功";
} else {
    echo "Error: " . $sql . "<br>" . $conn->error;
}

$conn->close();
?>