/// <summary> /// 增加一条数据 /// </summary> public int Add(Maticsoft.Model.tupian model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into tupian("); strSql.Append("ImageURL1,ImageURL2,ImageURL3,ImageURL4)"); strSql.Append(" values ("); strSql.Append("@ImageURL1,@ImageURL2,@ImageURL3,@ImageURL4)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@ImageURL1", SqlDbType.Text), new SqlParameter("@ImageURL2", SqlDbType.Text), new SqlParameter("@ImageURL3", SqlDbType.Text), new SqlParameter("@ImageURL4", SqlDbType.Text) }; parameters[0].Value = model.ImageURL1; parameters[1].Value = model.ImageURL2; parameters[2].Value = model.ImageURL3; parameters[3].Value = model.ImageURL4; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(Maticsoft.Model.tupian model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update tupian set "); strSql.Append("ImageURL1=@ImageURL1,"); strSql.Append("ImageURL2=@ImageURL2,"); strSql.Append("ImageURL3=@ImageURL3,"); strSql.Append("ImageURL4=@ImageURL4"); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@id", SqlDbType.Int, 4), new SqlParameter("@ImageURL1", SqlDbType.Text), new SqlParameter("@ImageURL2", SqlDbType.Text), new SqlParameter("@ImageURL3", SqlDbType.Text), new SqlParameter("@ImageURL4", SqlDbType.Text) }; parameters[0].Value = model.id; parameters[1].Value = model.ImageURL1; parameters[2].Value = model.ImageURL2; parameters[3].Value = model.ImageURL3; parameters[4].Value = model.ImageURL4; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public Maticsoft.Model.tupian GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 id,ImageURL1,ImageURL2,ImageURL3,ImageURL4 from tupian "); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = id; Maticsoft.Model.tupian model = new Maticsoft.Model.tupian(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { if (ds.Tables[0].Rows[0]["id"].ToString() != "") { model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString()); } model.ImageURL1 = ds.Tables[0].Rows[0]["ImageURL1"].ToString(); model.ImageURL2 = ds.Tables[0].Rows[0]["ImageURL2"].ToString(); model.ImageURL3 = ds.Tables[0].Rows[0]["ImageURL3"].ToString(); model.ImageURL4 = ds.Tables[0].Rows[0]["ImageURL4"].ToString(); return(model); } else { return(null); } }