/// <summary> /// 增加一条数据 /// </summary> public static int Add(Model.Product_ProperValue model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Product_ProperValue("); strSql.Append("productId,properValueId,properValueText,properId,parentId)"); strSql.Append(" values ("); strSql.Append("@productId,@properValueId,@properValueText,@properId,@parentId)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@productId", SqlDbType.Int, 4), new SqlParameter("@properValueId", SqlDbType.Int, 4), new SqlParameter("@properValueText", SqlDbType.VarChar, 2000), new SqlParameter("@properId", SqlDbType.Int, 4), new SqlParameter("@parentId", SqlDbType.Int, 4) }; parameters[0].Value = model.productId; parameters[1].Value = model.properValueId; parameters[2].Value = model.properValueText; parameters[3].Value = model.properId; parameters[4].Value = model.parentId; object obj = DBHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public static Model.Product_ProperValue DataRowToModel(DataRow row) { Model.Product_ProperValue model = new Model.Product_ProperValue(); if (row != null) { if (row["id"] != null && row["id"].ToString() != "") { model.id = int.Parse(row["id"].ToString()); } if (row["productId"] != null && row["productId"].ToString() != "") { model.productId = int.Parse(row["productId"].ToString()); } if (row["properValueId"] != null && row["properValueId"].ToString() != "") { model.properValueId = int.Parse(row["properValueId"].ToString()); } if (row["properValueText"] != null) { model.properValueText = row["properValueText"].ToString(); } if (row["properId"] != null && row["properId"].ToString() != "") { model.properId = int.Parse(row["properId"].ToString()); } if (row["parentId"] != null && row["parentId"].ToString() != "") { model.parentId = int.Parse(row["parentId"].ToString()); } } return(model); }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(Model.Product_ProperValue model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Product_ProperValue set "); strSql.Append("productId=@productId,"); strSql.Append("properValueId=@properValueId,"); strSql.Append("properValueText=@properValueText,"); strSql.Append("properId=@properId,"); strSql.Append("parentId=@parentId"); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@productId", SqlDbType.Int, 4), new SqlParameter("@properValueId", SqlDbType.Int, 4), new SqlParameter("@properValueText", SqlDbType.VarChar, 2000), new SqlParameter("@properId", SqlDbType.Int, 4), new SqlParameter("@parentId", SqlDbType.Int, 4), new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = model.productId; parameters[1].Value = model.properValueId; parameters[2].Value = model.properValueText; parameters[3].Value = model.properId; parameters[4].Value = model.parentId; parameters[5].Value = model.id; int rows = DBHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 根据产品ID和属性ID获取对象 /// </summary> /// <param name="productId"></param> /// <param name="properId"></param> /// <returns></returns> public static Product_ProperValue GetModel(int productId, int properId) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 id,productId,properValueId,properValueText,properId,parentId from Product_ProperValue "); strSql.Append(" where productId=@productId and properId=@properId"); SqlParameter[] parameters = { new SqlParameter("@productId", SqlDbType.Int, 4), new SqlParameter("@properId", SqlDbType.Int, 4) }; parameters[0].Value = productId; parameters[1].Value = properId; Model.Product_ProperValue model = new Model.Product_ProperValue(); DataSet ds = DBHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }