ASP.NET中上传文件到数据库

CREATE TABLE tblBooksUpload

(

DocID int NOT NULL IDENTITY Primary Key ,

DocTitle varchar (200) ,

Doc image,

DocType varchar (50) ,

Entrydate datetime Default GetDate()

)

************************************
CREATE PROCEDURE uSP_BooksUploadFile

@Title varchar(200),

@Doc image,

@DocType varchar(4)

AS

INSERT tblBooksUpload(DocTitle,Doc,DocType)

VALUES (@Title,@Doc,@DocType)

GO



*********************************
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

using System.IO;
using System.Data.SqlClient;

namespace WebApplication200501
{
 /// <summary>
 /// WebForm3_Ftp 的摘要说明。
 /// </summary>
 public class WebForm3_Ftp : System.Web.UI.Page
 {
  protected System.Web.UI.HtmlControls.HtmlInputFile ftpfiles;
  protected System.Web.UI.WebControls.Label LabelStat;
  protected System.Web.UI.WebControls.TextBox TextBoxFileName;
  protected System.Web.UI.WebControls.Label Label1;
  protected System.Data.SqlClient.SqlDataAdapter sqlDataAdapter1;
  protected System.Data.SqlClient.SqlConnection sqlConnection1;
  protected System.Data.SqlClient.SqlCommand sqlSelectCommand1;
  protected System.Data.SqlClient.SqlCommand sqlInsertCommand1;
  protected System.Data.SqlClient.SqlCommand sqlUpdateCommand1;
  protected System.Data.SqlClient.SqlCommand sqlDeleteCommand1;
  protected System.Web.UI.WebControls.Button Button1;
 
  private void Page_Load(object sender, System.EventArgs e)
  {
   // 在此处放置用户代码以初始化页面
  }

  #region Web 窗体设计器生成的代码
  override protected void OnInit(EventArgs e)
  {
   //
   // CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
   //
   InitializeComponent();
   base.OnInit(e);
  }
  
  /// <summary>
  /// 设计器支持所需的方法 - 不要使用代码编辑器修改
  /// 此方法的内容。
  /// </summary>
  private void InitializeComponent()
  {   
   this.sqlDataAdapter1 = new System.Data.SqlClient.SqlDataAdapter();
   this.sqlConnection1 = new System.Data.SqlClient.SqlConnection();
   this.sqlSelectCommand1 = new System.Data.SqlClient.SqlCommand();
   this.sqlInsertCommand1 = new System.Data.SqlClient.SqlCommand();
   this.sqlUpdateCommand1 = new System.Data.SqlClient.SqlCommand();
   this.sqlDeleteCommand1 = new System.Data.SqlClient.SqlCommand();
   this.Button1.Click += new System.EventHandler(this.Button1_Click);
   //
   // sqlDataAdapter1
   //
   this.sqlDataAdapter1.DeleteCommand = this.sqlDeleteCommand1;
   this.sqlDataAdapter1.InsertCommand = this.sqlInsertCommand1;
   this.sqlDataAdapter1.SelectCommand = this.sqlSelectCommand1;
   this.sqlDataAdapter1.TableMappings.AddRange(new System.Data.Common.DataTableMapping[] {
                           new System.Data.Common.DataTableMapping("Table", "tblBooksUpload", new System.Data.Common.DataColumnMapping[] {
                                                      new System.Data.Common.DataColumnMapping("DocID", "DocID"),
                                                      new System.Data.Common.DataColumnMapping("DocTitle", "DocTitle"),
                                                      new System.Data.Common.DataColumnMapping("Doc", "Doc"),
                                                      new System.Data.Common.DataColumnMapping("DocType", "DocType"),
                                                      new System.Data.Common.DataColumnMapping("Entrydate", "Entrydate")})});
   this.sqlDataAdapter1.UpdateCommand = this.sqlUpdateCommand1;
   //
   // sqlConnection1
   //
   this.sqlConnection1.ConnectionString = "workstation id=\"DAYANG-C\";packet size=4096;integrated security=SSPI;data source=\"" +
    "DAYANG-C\";persist security info=False;initial catalog=MyDb";
   //
   // sqlSelectCommand1
   //
   this.sqlSelectCommand1.CommandText = "[NewSelectCommand]";
   this.sqlSelectCommand1.CommandType = System.Data.CommandType.StoredProcedure;
   this.sqlSelectCommand1.Connection = this.sqlConnection1;
   this.sqlSelectCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@RETURN_VALUE", System.Data.SqlDbType.Int, 4, System.Data.ParameterDirection.ReturnValue, false, ((System.Byte)(0)), ((System.Byte)(0)), "", System.Data.DataRowVersion.Current, null));
   //
   // sqlInsertCommand1
   //
   this.sqlInsertCommand1.CommandText = "[NewInsertCommand]";
   this.sqlInsertCommand1.CommandType = System.Data.CommandType.StoredProcedure;
   this.sqlInsertCommand1.Connection = this.sqlConnection1;
   this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@RETURN_VALUE", System.Data.SqlDbType.Int, 4, System.Data.ParameterDirection.ReturnValue, false, ((System.Byte)(0)), ((System.Byte)(0)), "", System.Data.DataRowVersion.Current, null));
   this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@DocTitle", System.Data.SqlDbType.VarChar, 200, "DocTitle"));
   this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Doc", System.Data.SqlDbType.VarBinary, 2147483647, "Doc"));
   this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@DocType", System.Data.SqlDbType.VarChar, 50, "DocType"));
   this.sqlInsertCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Entrydate", System.Data.SqlDbType.DateTime, 8, "Entrydate"));
   //
   // sqlUpdateCommand1
   //
   this.sqlUpdateCommand1.CommandText = "[NewUpdateCommand]";
   this.sqlUpdateCommand1.CommandType = System.Data.CommandType.StoredProcedure;
   this.sqlUpdateCommand1.Connection = this.sqlConnection1;
   this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@RETURN_VALUE", System.Data.SqlDbType.Int, 4, System.Data.ParameterDirection.ReturnValue, false, ((System.Byte)(0)), ((System.Byte)(0)), "", System.Data.DataRowVersion.Current, null));
   this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@DocTitle", System.Data.SqlDbType.VarChar, 200, "DocTitle"));
   this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Doc", System.Data.SqlDbType.VarBinary, 2147483647, "Doc"));
   this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@DocType", System.Data.SqlDbType.VarChar, 50, "DocType"));
   this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Entrydate", System.Data.SqlDbType.DateTime, 8, "Entrydate"));
   this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_DocID", System.Data.SqlDbType.Int, 4, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "DocID", System.Data.DataRowVersion.Original, null));
   this.sqlUpdateCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_DocTitle", System.Data.SqlDbType.VarChar, 200, System.Data.ParameterDirection.Input,

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