java导入mysql数据库

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class Main {
    public static void main(String[] args) {
        String url = "jdbc:mysql://localhost:3306/mydatabase";
        String user = "root";
        String password = "password";

        try {
            Connection connection = DriverManager.getConnection(url, user, password);
            // 连接成功后可以进行后续的数据库操作
            // ...
            connection.close(); // 关闭连接
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class Main {
    public static void main(String[] args) {
        String url = "jdbc:mysql://localhost:3306/mydatabase";
        String user = "root";
        String password = "password";

        try {
            Connection connection = DriverManager.getConnection(url, user, password);
            String sql = "INSERT INTO mytable (name, age) VALUES (?, ?)";
            PreparedStatement statement = connection.prepareStatement(sql);
            statement.setString(1, "John");
            statement.setInt(2, 25);
            int rows = statement.executeUpdate();
            System.out.println(rows + " row(s) affected");

            statement.close();
            connection.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}