Access用OleDbParameter更新/插入数据

/// <summary>
  /// 更新一条数据
  /// </summary>
  public void Update(ZPY.Model.News model)
  {
   StringBuilder strSql=new StringBuilder();
   strSql.Append("update News set ");
   strSql.Append("NewsTitle=@NewsTitle,");
   strSql.Append("NewsContent=@NewsContent,");
   strSql.Append("NewsFrom=@NewsFrom,");
   strSql.Append("NewsTime=@NewsTime,");
   strSql.Append("DefaultPic=@DefaultPic,");
   strSql.Append("BigClassID=@BigClassID,");
   strSql.Append("SmallClassID=@SmallClassID,");
   strSql.Append("Hits=@Hits,");
   strSql.Append("IsTop=@IsTop,");
   strSql.Append("IsPass=@IsPass,");
   strSql.Append("AddMan=@AddMan");
   strSql.Append(" where ID=@ID ");
   OleDbParameter[] parameters = {
     // 注意里面参数的顺利一定要和Update语句里面参数是顺序一致，比如Update语句里面第一个参数

// 是@NewTitle，这里也是，Update语句里面最后一个参数是@ID，这样最后一个参数一定要是@ID
     new OleDbParameter("@NewsTitle", OleDbType.VarChar,),
     new OleDbParameter("@NewsContent", OleDbType.VarChar,),
     new OleDbParameter("@NewsFrom", OleDbType.VarChar,),
     new OleDbParameter("@NewsTime", OleDbType.Date),
     new OleDbParameter("@DefaultPic", OleDbType.VarChar,),
     new OleDbParameter("@BigClassID", OleDbType.Integer,),
     new OleDbParameter("@SmallClassID", OleDbType.Integer,),
     new OleDbParameter("@Hits", OleDbType.Integer,),
     new OleDbParameter("@IsTop", OleDbType.Boolean,),
     new OleDbParameter("@IsPass", OleDbType.Boolean,),
     new OleDbParameter("@AddMan", OleDbType.VarChar,),
                    new OleDbParameter("@ID", OleDbType.Integer,),
            };

   parameters[].Value = model.NewsTitle;
   parameters[].Value = model.NewsContent;
   parameters[].Value = model.NewsFrom;
   parameters[].Value = model.NewsTime;
   parameters[].Value = model.DefaultPic;
   parameters[].Value = model.BigClassID;
   parameters[].Value = model.SmallClassID;
   parameters[].Value = model.Hits;
   parameters[].Value = model.IsTop;
   parameters[].Value = model.IsPass;
   parameters[].Value = model.AddMan;
            parameters[].Value = model.ID;

   DbHelperOleDb.ExecuteSql(strSql.ToString(),parameters);
  }

            //插入一条数据
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into TH_MapMark(");
            strSql.Append("ExtendName,ExtendDate,BottomLeftX,BottomLeftY,TopRightX,TopRightY,ImgPreview,IsDefaultMark)");
            strSql.Append(" values (");
            strSql.Append("@ExtendName,@ExtendDate,@BottomLeftX,@BottomLeftY,@TopRightX,@TopRightY,@ImgPreview,@IsDefaultMark)");
            OleDbParameter[] parameters = {
                         new OleDbParameter("@ExtendName", OleDbType.VarChar),
                         new OleDbParameter("@ExtendDate", OleDbType.Date),
                         new OleDbParameter("@BottomLeftX", OleDbType.VarChar),
                         new OleDbParameter("@BottomLeftY", OleDbType.VarChar),
                         new OleDbParameter("@TopRightX", OleDbType.VarChar),
                         new OleDbParameter("@TopRightY", OleDbType.VarChar),
                         new OleDbParameter("@ImgPreview", OleDbType.Binary),
                         new OleDbParameter("@IsDefaultMark", OleDbType.Integer)};
            parameters[].Value = name;
            parameters[].Value = DateTime.Now;
            parameters[].Value = lowerLeftX;
            parameters[].Value = lowerLeftY;
            parameters[].Value = upperRightX;
            parameters[].Value = upperRightY;
            parameters[].Value = images;
            parameters[].Value = ;

            ExecuteSql(strSql.ToString(), parameters);