adotransactionbatch.aspx.cs

《圣殿祭司的ASP.NET 2.0开发详解——使用C#》光盘内容.包含了书籍所含的源代码.非常经典的一本asp.net2.0的书籍

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

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

	protected void btnInsert_Click(object sender, EventArgs e)
	{
		InsertRecord();	//添加员工资料
	}

	//新建数据库
	protected void InsertRecord()
	{
		string connString = ConfigurationManager.ConnectionStrings["NorthwindConnectionString"].ConnectionString;
		SqlConnection conn = new SqlConnection(connString);
		conn.Open();
		SqlTransaction tran = conn.BeginTransaction();	//创建事务Transaction

		string strSQL = "INSERT INTO Employees(FirstName, LastName, City, Address) values (@paramFirstName,@paramLastName,@paramCity,@paramAddress)";
		SqlCommand cmd = new SqlCommand(strSQL, conn,tran);		//创建SqlCommand
			cmd.Parameters.Add("@paramFirstName", SqlDbType.NVarChar, 20);
			cmd.Parameters.Add("@paramLastName", SqlDbType.NVarChar, 10);
			cmd.Parameters.Add("@paramCity", SqlDbType.NVarChar, 15);
			cmd.Parameters.Add("@paramAddress", SqlDbType.NVarChar, 60);

		try
		{
			//添加1000条员工数据
			for (int i = 1; i < 1000; i++)
			{
				cmd.Parameters["@paramFirstName"].Value = "FName" + i.ToString();
				cmd.Parameters["@paramLastName"].Value = "LName" + i.ToString();
				cmd.Parameters["@paramCity"].Value = "City" + i.ToString();
				cmd.Parameters["@paramAddress"].Value = "Address" + i.ToString();
				cmd.ExecuteNonQuery();
			}
			tran.Commit();		//事务确认
			showMsg("添加数据成功,事务确认!");
		}
		catch
		{
			tran.Rollback();   //事务回复
			showMsg("添加数据失败,事务Rollback!");
		}

		finally
		{
			conn.Close();
			conn.Dispose();
			tran.Dispose();
			cmd.Dispose();
		}
	}

	//显示JavaScript的Alert消息
	protected void showMsg(string AlertMessage)
	{
		Literal txtMsg = new Literal();
		txtMsg.Text = "<script>alert('" + AlertMessage + "')</script>" + "<BR/>";
		Page.Controls.Add(txtMsg);
	}
}