SQL Server 的端口号[重复]

SQL Server 的端口号

csharp
using System;
using System.Data.SqlClient;
class Program
{
    static void Main()
    {
        string connectionString = "Data Source=ServerName,PortNumber;Initial Catalog=DatabaseName;User ID=Username;Password=Password";
        using (SqlConnection connection = new SqlConnection(connectionString))
        {
            try
            {
                connection.Open();
                Console.WriteLine("成功连接到 SQL Server 实例");
                
                // 执行其他操作...
            }
            catch (Exception ex)
            {
                Console.WriteLine("连接到 SQL Server 实例时发生错误：" + ex.Message);
            }
        }
    }
}