/// <summary> /// 更新一条数据 /// </summary> public bool Update(XHD.Model.Param_Area model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Param_Area set "); strSql.Append("parent_id=@parent_id,"); strSql.Append("region_name=@region_name,"); strSql.Append("region_type=@region_type,"); strSql.Append("region_order=@region_order"); strSql.Append(" where region_id=@region_id "); MySqlParameter[] parameters = { new MySqlParameter("@parent_id", MySqlDbType.Int32, 4), new MySqlParameter("@region_name", MySqlDbType.VarString, 50), new MySqlParameter("@region_type", MySqlDbType.Int32, 4), new MySqlParameter("@region_order", MySqlDbType.Int32, 4), new MySqlParameter("@region_id", MySqlDbType.Int32, 4) }; parameters[0].Value = model.parent_id; parameters[1].Value = model.region_name; parameters[2].Value = model.region_type; parameters[3].Value = model.region_order; parameters[4].Value = model.region_id; int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public XHD.Model.Param_Area DataRowToModel(DataRow row) { XHD.Model.Param_Area model = new XHD.Model.Param_Area(); if (row != null) { if (row["region_id"] != null && row["region_id"].ToString() != "") { model.region_id = int.Parse(row["region_id"].ToString()); } if (row["parent_id"] != null && row["parent_id"].ToString() != "") { model.parent_id = int.Parse(row["parent_id"].ToString()); } if (row["region_name"] != null) { model.region_name = row["region_name"].ToString(); } if (row["region_type"] != null && row["region_type"].ToString() != "") { model.region_type = int.Parse(row["region_type"].ToString()); } if (row["region_order"] != null && row["region_order"].ToString() != "") { model.region_order = int.Parse(row["region_order"].ToString()); } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public bool Add(XHD.Model.Param_Area model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Param_Area("); strSql.Append("region_id,parent_id,region_name,region_type,region_order)"); strSql.Append(" values ("); strSql.Append("@region_id,@parent_id,@region_name,@region_type,@region_order)"); MySqlParameter[] parameters = { new MySqlParameter("@region_id", MySqlDbType.Int32, 4), new MySqlParameter("@parent_id", MySqlDbType.Int32, 4), new MySqlParameter("@region_name", MySqlDbType.VarString, 50), new MySqlParameter("@region_type", MySqlDbType.Int32, 4), new MySqlParameter("@region_order", MySqlDbType.Int32, 4) }; parameters[0].Value = model.region_id; parameters[1].Value = model.parent_id; parameters[2].Value = model.region_name; parameters[3].Value = model.region_type; parameters[4].Value = model.region_order; int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public XHD.Model.Param_Area GetModel(int region_id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select region_id,parent_id,region_name,region_type,region_order from Param_Area "); strSql.Append(" where region_id=@region_id limit 1"); MySqlParameter[] parameters = { new MySqlParameter("@region_id", MySqlDbType.Int32, 4) }; parameters[0].Value = region_id; XHD.Model.Param_Area model = new XHD.Model.Param_Area(); DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }