/// <summary> /// 更新一条数据(所有字段) /// </summary> public int Update(DBHelper myHelperMySQL, Fm.Entity.product_type_and_attr model, string strWhere) { StringBuilder strSql = new StringBuilder(); strSql.Append("update product_type_and_attr set "); strSql.Append(" AttrTId = @AttrTId , "); strSql.Append(" TypeId = @TypeId , "); strSql.Append(" AttributeName = @AttributeName , "); strSql.Append(" Operator = @Operator , "); strSql.Append(" StateId = @StateId , "); strSql.Append(" CreateDate = @CreateDate , "); strSql.Append(" RefreshDate = @RefreshDate "); MySqlParameter[] parameters = { new MySqlParameter("@AttrTId", model.AttrTId), new MySqlParameter("@TypeId", model.TypeId), new MySqlParameter("@AttributeName", model.AttributeName), new MySqlParameter("@Operator", model.Operator), new MySqlParameter("@StateId", model.StateId), new MySqlParameter("@CreateDate", model.CreateDate), new MySqlParameter("@RefreshDate", model.RefreshDate) }; if (strWhere.Trim() != "") { strSql.Append(" where " + strWhere); } int rows = myHelperMySQL.ExecuteNonQuery(strSql.ToString(), parameters); return(rows); }
/// <summary> /// 得到一个对象实体(List类型),数据连接类用myHelperMySQL(非静态),查询全部数据 /// 表:MessageBoard /// <param name="myHelperMySQL">myHelperMySQL实例(数据访问类).</param> /// <param name="Top">记录数.</param> /// <param name="strWhere">条件.</param> /// <param name="filedOrder">排序字段.</param> /// <param name="parameters">参数(若条件中未使用参数可为null).</param> /// </summary> public List <Fm.Entity.product_type_and_attr> GetList(DBHelper myHelperMySQL, int Top, string strWhere, string filedOrder, MySqlParameter[] parameters) { StringBuilder strSql = new StringBuilder(); strSql.Append("select "); strSql.Append(" a.AttrTId, a.TypeId, a.AttributeName, a.Operator, a.StateId, a.CreateDate, a.RefreshDate "); strSql.Append(" FROM product_type_and_attr a "); if (strWhere.Trim() != "") { strSql.Append(" WHERE " + strWhere); } if (filedOrder.Trim() != "") { strSql.Append(" ORDER BY " + filedOrder); } if (Top > 0) { strSql.Append(" limit " + Top.ToString()); } List <Fm.Entity.product_type_and_attr> myList = new List <Fm.Entity.product_type_and_attr>(); using (MySqlDataReader dr = myHelperMySQL.ExecuteReader(strSql.ToString(), parameters)) { while (dr.Read()) { Fm.Entity.product_type_and_attr model = new Fm.Entity.product_type_and_attr(); if (dr["AttrTId"].ToString() != "") { model.AttrTId = int.Parse(dr["AttrTId"].ToString()); } if (dr["TypeId"].ToString() != "") { model.TypeId = int.Parse(dr["TypeId"].ToString()); } model.AttributeName = dr["AttributeName"].ToString(); model.Operator = dr["Operator"].ToString(); if (dr["StateId"].ToString() != "") { model.StateId = int.Parse(dr["StateId"].ToString()); } model.CreateDate = dr["CreateDate"].ToString(); model.RefreshDate = dr["RefreshDate"].ToString(); myList.Add(model); } dr.Close(); } return(myList); }
/// <summary> /// 增加一条数据 /// </summary> public void Add(DBHelper myHelperMySQL, Fm.Entity.product_type_and_attr model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into product_type_and_attr("); strSql.Append("AttrTId,TypeId,AttributeName,Operator,StateId,CreateDate,RefreshDate"); strSql.Append(") values ("); strSql.Append("@AttrTId,@TypeId,@AttributeName,@Operator,@StateId,@CreateDate,@RefreshDate"); strSql.Append(") "); MySqlParameter[] parameters = { new MySqlParameter("@AttrTId", model.AttrTId), new MySqlParameter("@TypeId", model.TypeId), new MySqlParameter("@AttributeName", model.AttributeName), new MySqlParameter("@Operator", model.Operator), new MySqlParameter("@StateId", model.StateId), new MySqlParameter("@CreateDate", model.CreateDate), new MySqlParameter("@RefreshDate", model.RefreshDate) }; myHelperMySQL.ExecuteNonQuery(strSql.ToString(), parameters); }
/// <summary> /// 得到一个对象实体(List类型),数据连接类用myHelperMySQL(非静态) /// 表:MessageBoard /// <param name="myHelperMySQL">myHelperMySQL实例(数据访问类).</param> /// <param name="Top">记录数.</param> /// <param name="filedSelect">自定义字段.</param> /// <param name="strWhere">条件.</param> /// <param name="filedOrder">排序字段.</param> /// <param name="parameters">参数(若条件中未使用参数可为null).</param> /// </summary> public List <Fm.Entity.product_type_and_attr> GetList(DBHelper myHelperMySQL, int Top, string filedSelect, string strWhere, string filedOrder, MySqlParameter[] parameters) { StringBuilder strSql = new StringBuilder(); strSql.Append("select "); //自定义字段 strSql.Append(" " + filedSelect); strSql.Append(" FROM product_type_and_attr a "); if (strWhere.Trim() != "") { strSql.Append(" WHERE " + strWhere); } if (filedOrder.Trim() != "") { strSql.Append(" ORDER BY " + filedOrder); } if (Top > 0) { strSql.Append(" limit " + Top.ToString()); } List <Fm.Entity.product_type_and_attr> myList = new List <Fm.Entity.product_type_and_attr>(); using (MySqlDataReader dr = myHelperMySQL.ExecuteReader(strSql.ToString(), parameters)) { while (dr.Read()) { Fm.Entity.product_type_and_attr model = new Fm.Entity.product_type_and_attr(); if (filedSelect.ToLower().Split(',').Where(x => x.Trim() == "a.attrtid").Count() > 0) { if (dr["AttrTId"].ToString() != "") { model.AttrTId = int.Parse(dr["AttrTId"].ToString()); } } if (filedSelect.ToLower().Split(',').Where(x => x.Trim() == "a.typeid").Count() > 0) { if (dr["TypeId"].ToString() != "") { model.TypeId = int.Parse(dr["TypeId"].ToString()); } } if (filedSelect.ToLower().Split(',').Where(x => x.Trim() == "a.attributename").Count() > 0) { model.AttributeName = dr["AttributeName"].ToString(); } if (filedSelect.ToLower().Split(',').Where(x => x.Trim() == "a.operator").Count() > 0) { model.Operator = dr["Operator"].ToString(); } if (filedSelect.ToLower().Split(',').Where(x => x.Trim() == "a.stateid").Count() > 0) { if (dr["StateId"].ToString() != "") { model.StateId = int.Parse(dr["StateId"].ToString()); } } if (filedSelect.ToLower().Split(',').Where(x => x.Trim() == "a.createdate").Count() > 0) { model.CreateDate = dr["CreateDate"].ToString(); } if (filedSelect.ToLower().Split(',').Where(x => x.Trim() == "a.refreshdate").Count() > 0) { model.RefreshDate = dr["RefreshDate"].ToString(); } myList.Add(model); } dr.Close(); } return(myList); }