如何连接db2数据库服务器

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

public class DB2ConnectionExample {
    public static void main(String[] args) {
        String url = "jdbc:db2://hostname:port/database";
        String user = "username";
        String password = "password";
        
        try {
            Connection conn = DriverManager.getConnection(url, user, password);
            // 连接成功后可以执行数据库操作
            // ...
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}

import ibm_db

conn_str = "DATABASE=database;HOSTNAME=hostname;PORT=port;PROTOCOL=TCPIP;UID=username;PWD=password;"
conn = ibm_db.connect(conn_str, "", "")

# 连接成功后可以执行数据库操作
# ...

using System;
using IBM.Data.DB2;

class Program
{
    static void Main()
    {
        string connectionString = "Server=hostname:port;Database=database;UID=username;PWD=password;";
        
        using (DB2Connection connection = new DB2Connection(connectionString))
        {
            connection.Open();
            // 连接成功后可以执行数据库操作
            // ...
        }
    }
}