asp.net插入数据库

using System;
using System.Data.SqlClient;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
    }

    protected void InsertButton_Click(object sender, EventArgs e)
    {
        string connectionString = "Data Source=.;Initial Catalog=YourDatabase;Integrated Security=True";
        string sql = "INSERT INTO YourTable (ColumnName) VALUES (@Value)";

        using (SqlConnection connection = new SqlConnection(connectionString))
        {
            SqlCommand command = new SqlCommand(sql, connection);
            command.Parameters.AddWithValue("@Value", TextBox1.Text);

            try
            {
                connection.Open();
                int rowsAffected = command.ExecuteNonQuery();
                if (rowsAffected > 0)
                {
                    Response.Write("数据插入成功！");
                }
                else
                {
                    Response.Write("数据插入失败！");
                }
            }
            catch (Exception ex)
            {
                Response.Write("发生错误：" + ex.Message);
            }
        }
    }
}