/// <summary> /// 更新一条数据 /// </summary> public bool Update(CdHotelManage.Model.room_feature model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update room_feature set "); strSql.Append("room_feature_name=@room_feature_name,"); strSql.Append("remark=@remark"); strSql.Append(" where room_feature_id=@room_feature_id"); SqlParameter[] parameters = { new SqlParameter("@room_feature_name", SqlDbType.NVarChar, 50), new SqlParameter("@remark", SqlDbType.NVarChar, -1), new SqlParameter("@room_feature_id", SqlDbType.Int, 4) }; parameters[0].Value = model.room_feature_name; parameters[1].Value = model.remark; parameters[2].Value = model.room_feature_id; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(CdHotelManage.Model.room_feature model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into room_feature("); strSql.Append("room_feature_name,remark)"); strSql.Append(" values ("); strSql.Append("@room_feature_name,@remark)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@room_feature_name", SqlDbType.NVarChar, 50), new SqlParameter("@remark", SqlDbType.NVarChar, -1) }; parameters[0].Value = model.room_feature_name; parameters[1].Value = model.remark; 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 CdHotelManage.Model.room_feature DataRowToModel(DataRow row) { CdHotelManage.Model.room_feature model = new CdHotelManage.Model.room_feature(); if (row != null) { if (row["room_feature_id"] != null && row["room_feature_id"].ToString() != "") { model.room_feature_id = int.Parse(row["room_feature_id"].ToString()); } if (row["room_feature_name"] != null) { model.room_feature_name = row["room_feature_name"].ToString(); } if (row["remark"] != null) { model.remark = row["remark"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public CdHotelManage.Model.room_feature GetModel(int room_feature_id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 room_feature_id,room_feature_name,remark from room_feature "); strSql.Append(" where room_feature_id=@room_feature_id"); SqlParameter[] parameters = { new SqlParameter("@room_feature_id", SqlDbType.Int, 4) }; parameters[0].Value = room_feature_id; CdHotelManage.Model.room_feature model = new CdHotelManage.Model.room_feature(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }