/// <summary> /// 判断当前节点是否已存在相同的 /// </summary> /// <param name="entity"></param> /// <returns></returns> public int ExistNum(StatisticCommentNumEntity entity) { ///id=0,判断总数,ID>0判断除自己之外的总数 string sql = @"Select count(1) from dbo.[StatisticCommentNum] WITH(NOLOCK) "; string where = "where "; if (entity.Id == 0) { } else { } sql = sql + where; DbCommand cmd = db.GetSqlStringCommand(sql); if (entity.Id > 0) { db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id); } object identity = db.ExecuteScalar(cmd); if (identity == null || identity == DBNull.Value) { return(0); } return(Convert.ToInt32(identity)); }
public StatisticCommentNumEntity GetCommentNumByProductId(int productid) { string sql = @"SELECT top 1 [Id],[ProductId],[StyleId],[FavNum],[GeneralNum],[BadNum],[FavRate],[GeneralRate],[BadRate],AllNum,CommentContent FROM dbo.[StatisticCommentNum] WITH(NOLOCK) WHERE [ProductId]=@ProductId order by id desc" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@ProductId", DbType.Int32, productid); StatisticCommentNumEntity entity = new StatisticCommentNumEntity(); using (IDataReader reader = db.ExecuteReader(cmd)) { if (reader.Read()) { entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.ProductId = StringUtils.GetDbInt(reader["ProductId"]); entity.StyleId = StringUtils.GetDbInt(reader["StyleId"]); entity.AllNum = StringUtils.GetDbInt(reader["AllNum"]); entity.FavNum = StringUtils.GetDbInt(reader["FavNum"]); entity.GeneralNum = StringUtils.GetDbInt(reader["GeneralNum"]); entity.BadNum = StringUtils.GetDbInt(reader["BadNum"]); entity.FavRate = StringUtils.GetDbInt(reader["FavRate"]); entity.GeneralRate = StringUtils.GetDbInt(reader["GeneralRate"]); entity.BadRate = StringUtils.GetDbInt(reader["BadRate"]); entity.CommentContent = StringUtils.GetDbString(reader["CommentContent"]); } } return(entity); }
/// <summary> /// 根据主键值读取记录。如果数据库不存在这条数据将返回null /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="columns">需要返回的列,不提供任何列名时默认将返回所有列</param> public StatisticCommentNumEntity GetStatisticCommentNum(int id) { string sql = @"SELECT [Id],[ProductId],[StyleId],[FavNum],[GeneralNum],[BadNum] FROM dbo.[StatisticCommentNum] WITH(NOLOCK) WHERE [Id]=@id" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Id", DbType.Int32, id); StatisticCommentNumEntity entity = new StatisticCommentNumEntity(); using (IDataReader reader = db.ExecuteReader(cmd)) { if (reader.Read()) { entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.ProductId = StringUtils.GetDbInt(reader["ProductId"]); entity.StyleId = StringUtils.GetDbInt(reader["StyleId"]); entity.FavNum = StringUtils.GetDbInt(reader["FavNum"]); entity.GeneralNum = StringUtils.GetDbInt(reader["GeneralNum"]); entity.BadNum = StringUtils.GetDbInt(reader["BadNum"]); } } return(entity); }
public int UpdateStatisticCommentNum(StatisticCommentNumEntity entity) { string sql = @" UPDATE dbo.[StatisticCommentNum] SET [ProductId]=@ProductId,[StyleId]=@StyleId,[FavNum]=@FavNum,[GeneralNum]=@GeneralNum,[BadNum]=@BadNum WHERE [Id]=@id"; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id); db.AddInParameter(cmd, "@ProductId", DbType.Int32, entity.ProductId); db.AddInParameter(cmd, "@StyleId", DbType.Int32, entity.StyleId); db.AddInParameter(cmd, "@FavNum", DbType.Int32, entity.FavNum); db.AddInParameter(cmd, "@GeneralNum", DbType.Int32, entity.GeneralNum); db.AddInParameter(cmd, "@BadNum", DbType.Int32, entity.BadNum); return(db.ExecuteNonQuery(cmd)); }
/// <summary> /// 插入一条记录到表StatisticCommentNum,如果表中存在自增字段,则返回值为新记录的自增字段值,否则返回0。 /// 该方法提供给界面等UI层调用 /// </summary> /// <param name="statisticCommentNum">要添加的StatisticCommentNum数据实体对象</param> public int AddStatisticCommentNum(StatisticCommentNumEntity statisticCommentNum) { if (statisticCommentNum.Id > 0) { return(UpdateStatisticCommentNum(statisticCommentNum)); } else if (StatisticCommentNumBLL.Instance.IsExist(statisticCommentNum)) { return((int)CommonStatus.ADD_Fail_Exist); } else { return(StatisticCommentNumDA.Instance.AddStatisticCommentNum(statisticCommentNum)); } }
public StatisticCommentNumEntity GetCommentNumByProductId(int productid) { string _cachekey = "GetCommentNumByProductId_" + productid;// SysCacheKey.StatisticCommentNumListKey; object obj = MemCache.GetCache(_cachekey); StatisticCommentNumEntity entity = new StatisticCommentNumEntity(); if (obj == null) { entity = StatisticCommentNumDA.Instance.GetCommentNumByProductId(productid); } else { entity = (StatisticCommentNumEntity)obj; } return(entity); }
/// <summary> /// 读取记录列表。 /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="columns">需要返回的列,不提供任何列名时默认将返回所有列</param> public IList <StatisticCommentNumEntity> GetStatisticCommentNumList(int pagesize, int pageindex, ref int recordCount) { string sql = @"SELECT [Id],[ProductId],[StyleId],[FavNum],[GeneralNum],[BadNum] FROM (SELECT ROW_NUMBER() OVER (ORDER BY Id desc) AS ROWNUMBER, [Id],[ProductId],[StyleId],[FavNum],[GeneralNum],[BadNum] from dbo.[StatisticCommentNum] WITH(NOLOCK) WHERE 1=1 ) as temp where rownumber BETWEEN ((@PageIndex - 1) * @PageSize + 1) AND @PageIndex * @PageSize" ; string sql2 = @"Select count(1) from dbo.[StatisticCommentNum] with (nolock) "; IList <StatisticCommentNumEntity> entityList = new List <StatisticCommentNumEntity>(); DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@PageIndex", DbType.Int32, pageindex); db.AddInParameter(cmd, "@PageSize", DbType.Int32, pagesize); using (IDataReader reader = db.ExecuteReader(cmd)) { while (reader.Read()) { StatisticCommentNumEntity entity = new StatisticCommentNumEntity(); entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.ProductId = StringUtils.GetDbInt(reader["ProductId"]); entity.StyleId = StringUtils.GetDbInt(reader["StyleId"]); entity.FavNum = StringUtils.GetDbInt(reader["FavNum"]); entity.GeneralNum = StringUtils.GetDbInt(reader["GeneralNum"]); entity.BadNum = StringUtils.GetDbInt(reader["BadNum"]); entityList.Add(entity); } } cmd = db.GetSqlStringCommand(sql2); using (IDataReader reader = db.ExecuteReader(cmd)) { if (reader.Read()) { recordCount = StringUtils.GetDbInt(reader[0]); } else { recordCount = 0; } } return(entityList); }
/// <summary> /// 插入一条记录到表StatisticCommentNum,如果表中存在自增字段,则返回值为新记录的自增字段值,否则返回0 /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="statisticCommentNum">待插入的实体对象</param> public int AddStatisticCommentNum(StatisticCommentNumEntity entity) { string sql = @"insert into StatisticCommentNum( [ProductId],[StyleId],[FavNum],[GeneralNum],[BadNum])VALUES ( @ProductId,@StyleId,@FavNum,@GeneralNum,@BadNum); SELECT SCOPE_IDENTITY();" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@ProductId", DbType.Int32, entity.ProductId); db.AddInParameter(cmd, "@StyleId", DbType.Int32, entity.StyleId); db.AddInParameter(cmd, "@FavNum", DbType.Int32, entity.FavNum); db.AddInParameter(cmd, "@GeneralNum", DbType.Int32, entity.GeneralNum); db.AddInParameter(cmd, "@BadNum", DbType.Int32, entity.BadNum); object identity = db.ExecuteScalar(cmd); if (identity == null || identity == DBNull.Value) { return(0); } return(Convert.ToInt32(identity)); }
/// <summary> /// 读取记录列表。 /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="columns">需要返回的列,不提供任何列名时默认将返回所有列</param> public IList <StatisticCommentNumEntity> GetStatisticCommentNumAll() { string sql = @"SELECT [Id],[ProductId],[StyleId],[FavNum],[GeneralNum],[BadNum] from dbo.[StatisticCommentNum] WITH(NOLOCK) "; IList <StatisticCommentNumEntity> entityList = new List <StatisticCommentNumEntity>(); DbCommand cmd = db.GetSqlStringCommand(sql); using (IDataReader reader = db.ExecuteReader(cmd)) { while (reader.Read()) { StatisticCommentNumEntity entity = new StatisticCommentNumEntity(); entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.ProductId = StringUtils.GetDbInt(reader["ProductId"]); entity.StyleId = StringUtils.GetDbInt(reader["StyleId"]); entity.FavNum = StringUtils.GetDbInt(reader["FavNum"]); entity.GeneralNum = StringUtils.GetDbInt(reader["GeneralNum"]); entity.BadNum = StringUtils.GetDbInt(reader["BadNum"]); entityList.Add(entity); } } return(entityList); }
/// <summary> /// 更新一条StatisticCommentNum记录。 /// 该方法提供给界面等UI层调用 /// </summary> /// <param name="statisticCommentNum">待更新的实体对象</param> /// <param name="columns">要更新的列名,不提供任何列名时默认将更新主键之外的所有列</param> public int UpdateStatisticCommentNum(StatisticCommentNumEntity statisticCommentNum) { return(StatisticCommentNumDA.Instance.UpdateStatisticCommentNum(statisticCommentNum)); }
/// <summary> /// 判断对象是否存在 /// </summary> /// <param name="dicEnum"></param> /// <returns></returns> public bool IsExist(StatisticCommentNumEntity statisticCommentNum) { return(StatisticCommentNumDA.Instance.ExistNum(statisticCommentNum) > 0); }