/// <summary> /// 增加一条数据 /// </summary> public void Add(RestaurantMIS.Model.PayOrderItem model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into PayOrderItem("); strSql.Append("ID,PayOrderID,Category,ItemName,Price,Amount,Sum)"); strSql.Append(" values ("); strSql.Append("@ID,@PayOrderID,@Category,@ItemName,@Price,@Amount,@Sum)"); OleDbParameter[] parameters = { new OleDbParameter("@ID", OleDbType.Integer, 4), new OleDbParameter("@PayOrderID", OleDbType.Integer, 4), new OleDbParameter("@Category", OleDbType.VarChar, 255), new OleDbParameter("@ItemName", OleDbType.VarChar, 255), new OleDbParameter("@Price", OleDbType.Decimal), new OleDbParameter("@Amount", OleDbType.Integer, 4), new OleDbParameter("@Sum", OleDbType.Decimal) }; parameters[0].Value = model.ID; parameters[1].Value = model.PayOrderID; parameters[2].Value = model.Category; parameters[3].Value = model.ItemName; parameters[4].Value = model.Price; parameters[5].Value = model.Amount; parameters[6].Value = model.Sum; DbHelperOleDb.ExecuteSql(strSql.ToString(), parameters); }
/// <summary> /// 更新一条数据 /// </summary> public void Update(RestaurantMIS.Model.PayOrderItem model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update PayOrderItem set "); strSql.Append("ID=@ID,"); strSql.Append("PayOrderID=@PayOrderID,"); strSql.Append("Category=@Category,"); strSql.Append("ItemName=@ItemName,"); strSql.Append("Price=@Price,"); strSql.Append("Amount=@Amount,"); strSql.Append("Sum=@Sum"); strSql.Append(" where ID=@ID "); OleDbParameter[] parameters = { new OleDbParameter("@ID", OleDbType.Integer, 4), new OleDbParameter("@PayOrderID", OleDbType.Integer, 4), new OleDbParameter("@Category", OleDbType.VarChar, 255), new OleDbParameter("@ItemName", OleDbType.VarChar, 255), new OleDbParameter("@Price", OleDbType.Decimal), new OleDbParameter("@Amount", OleDbType.Integer, 4), new OleDbParameter("@Sum", OleDbType.Decimal) }; parameters[0].Value = model.ID; parameters[1].Value = model.PayOrderID; parameters[2].Value = model.Category; parameters[3].Value = model.ItemName; parameters[4].Value = model.Price; parameters[5].Value = model.Amount; parameters[6].Value = model.Sum; DbHelperOleDb.ExecuteSql(strSql.ToString(), parameters); }
/// <summary> /// 得到一个对象实体 /// </summary> public RestaurantMIS.Model.PayOrderItem GetModel(int ID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select ID,PayOrderID,Category,ItemName,Price,Amount,Sum from PayOrderItem "); strSql.Append(" where ID=@ID "); OleDbParameter[] parameters = { new OleDbParameter("@ID", OleDbType.Integer, 4) }; parameters[0].Value = ID; RestaurantMIS.Model.PayOrderItem model = new RestaurantMIS.Model.PayOrderItem(); DataSet ds = DbHelperOleDb.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()); } if (ds.Tables[0].Rows[0]["PayOrderID"].ToString() != "") { model.PayOrderID = int.Parse(ds.Tables[0].Rows[0]["PayOrderID"].ToString()); } model.Category = ds.Tables[0].Rows[0]["Category"].ToString(); model.ItemName = ds.Tables[0].Rows[0]["ItemName"].ToString(); if (ds.Tables[0].Rows[0]["Price"].ToString() != "") { model.Price = decimal.Parse(ds.Tables[0].Rows[0]["Price"].ToString()); } if (ds.Tables[0].Rows[0]["Amount"].ToString() != "") { model.Amount = int.Parse(ds.Tables[0].Rows[0]["Amount"].ToString()); } if (ds.Tables[0].Rows[0]["Sum"].ToString() != "") { model.Sum = decimal.Parse(ds.Tables[0].Rows[0]["Sum"].ToString()); } return(model); } else { return(null); } }