/// <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(StatisticProductSpecEntity 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.[StatisticProductSpec] 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 StatisticProductSpecEntity GetSpecsByStyleId(int styleid) { string sql = @"SELECT top 1 [Id],[StyleId],[Spec1Merge],[Spec2Merge],[Spec3Merge],[CreateTime],[UpdateTime] FROM dbo.[StatisticProductSpec] WITH(NOLOCK) WHERE [StyleId]=@StyleId" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@StyleId", DbType.Int32, styleid); StatisticProductSpecEntity entity = new StatisticProductSpecEntity(); using (IDataReader reader = db.ExecuteReader(cmd)) { if (reader.Read()) { entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.StyleId = StringUtils.GetDbInt(reader["StyleId"]); entity.Spec1Merge = StringUtils.GetDbString(reader["Spec1Merge"]); entity.Spec2Merge = StringUtils.GetDbString(reader["Spec2Merge"]); entity.Spec3Merge = StringUtils.GetDbString(reader["Spec3Merge"]); entity.CreateTime = StringUtils.GetDbDateTime(reader["CreateTime"]); entity.UpdateTime = StringUtils.GetDbDateTime(reader["UpdateTime"]); } } return(entity); }
/// <summary> /// 插入一条记录到表StatisticProductSpec,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="statisticProductSpec">要添加的StatisticProductSpec数据实体对象</param> public int AddStatisticProductSpec(StatisticProductSpecEntity statisticProductSpec) { if (statisticProductSpec.Id > 0) { return(UpdateStatisticProductSpec(statisticProductSpec)); } else if (StatisticProductSpecBLL.Instance.IsExist(statisticProductSpec)) { return((int)CommonStatus.ADD_Fail_Exist); } else { return(StatisticProductSpecDA.Instance.AddStatisticProductSpec(statisticProductSpec)); } }
/// <summary> /// 根据主键值更新记录的全部字段(注意:该方法不会对自增字段、timestamp类型字段以及主键字段更新!如果要更新主键字段,请使用Update方法)。 /// 如果数据库有数据被更新了则返回True,否则返回False /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="statisticProductSpec">待更新的实体对象</param> public int UpdateStatisticProductSpec(StatisticProductSpecEntity entity) { string sql = @" UPDATE dbo.[StatisticProductSpec] SET [StyleId]=@StyleId,[Spec1Merge]=@Spec1Merge,[Spec2Merge]=@Spec2Merge,[Spec3Merge]=@Spec3Merge,[CreateTime]=@CreateTime,[UpdateTime]=@UpdateTime WHERE [Id]=@id"; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id); db.AddInParameter(cmd, "@StyleId", DbType.Int32, entity.StyleId); db.AddInParameter(cmd, "@Spec1Merge", DbType.String, entity.Spec1Merge); db.AddInParameter(cmd, "@Spec2Merge", DbType.String, entity.Spec2Merge); db.AddInParameter(cmd, "@Spec3Merge", DbType.String, entity.Spec3Merge); db.AddInParameter(cmd, "@CreateTime", DbType.DateTime, entity.CreateTime); db.AddInParameter(cmd, "@UpdateTime", DbType.DateTime, entity.UpdateTime); return(db.ExecuteNonQuery(cmd)); }
public StatisticProductSpecEntity GetStatisticSpecsByStyleId(int styleid) { string _cachekey = "GetStatisticSpecsByStyleId_" + styleid; object obj = MemCache.GetCache(_cachekey); StatisticProductSpecEntity entity = new StatisticProductSpecEntity(); if (obj == null) { entity = StatisticProductSpecDA.Instance.GetSpecsByStyleId(styleid); MemCache.AddCache(_cachekey, entity); } else { entity = (StatisticProductSpecEntity)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 <StatisticProductSpecEntity> GetStatisticProductSpecList(int pagesize, int pageindex, ref int recordCount) { string sql = @"SELECT [Id],[StyleId],[Spec1Merge],[Spec2Merge],[Spec3Merge],[CreateTime],[UpdateTime] FROM (SELECT ROW_NUMBER() OVER (ORDER BY Id desc) AS ROWNUMBER, [Id],[StyleId],[Spec1Merge],[Spec2Merge],[Spec3Merge],[CreateTime],[UpdateTime] from dbo.[StatisticProductSpec] WITH(NOLOCK) WHERE 1=1 ) as temp where rownumber BETWEEN ((@PageIndex - 1) * @PageSize + 1) AND @PageIndex * @PageSize" ; string sql2 = @"Select count(1) from dbo.[StatisticProductSpec] with (nolock) "; IList <StatisticProductSpecEntity> entityList = new List <StatisticProductSpecEntity>(); 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()) { StatisticProductSpecEntity entity = new StatisticProductSpecEntity(); entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.StyleId = StringUtils.GetDbInt(reader["StyleId"]); entity.Spec1Merge = StringUtils.GetDbString(reader["Spec1Merge"]); entity.Spec2Merge = StringUtils.GetDbString(reader["Spec2Merge"]); entity.Spec3Merge = StringUtils.GetDbString(reader["Spec3Merge"]); entity.CreateTime = StringUtils.GetDbDateTime(reader["CreateTime"]); entity.UpdateTime = StringUtils.GetDbDateTime(reader["UpdateTime"]); 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StatisticProductSpec,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="statisticProductSpec">待插入的实体对象</param> public int AddStatisticProductSpec(StatisticProductSpecEntity entity) { string sql = @"insert into StatisticProductSpec( [StyleId],[Spec1Merge],[Spec2Merge],[Spec3Merge],[CreateTime],[UpdateTime])VALUES ( @StyleId,@Spec1Merge,@Spec2Merge,@Spec3Merge,@CreateTime,@UpdateTime); SELECT SCOPE_IDENTITY();" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@StyleId", DbType.Int32, entity.StyleId); db.AddInParameter(cmd, "@Spec1Merge", DbType.String, entity.Spec1Merge); db.AddInParameter(cmd, "@Spec2Merge", DbType.String, entity.Spec2Merge); db.AddInParameter(cmd, "@Spec3Merge", DbType.String, entity.Spec3Merge); db.AddInParameter(cmd, "@CreateTime", DbType.DateTime, entity.CreateTime); db.AddInParameter(cmd, "@UpdateTime", DbType.DateTime, entity.UpdateTime); 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 <StatisticProductSpecEntity> GetStatisticProductSpecAll() { string sql = @"SELECT [Id],[StyleId],[Spec1Merge],[Spec2Merge],[Spec3Merge],[CreateTime],[UpdateTime] from dbo.[StatisticProductSpec] WITH(NOLOCK) "; IList <StatisticProductSpecEntity> entityList = new List <StatisticProductSpecEntity>(); DbCommand cmd = db.GetSqlStringCommand(sql); using (IDataReader reader = db.ExecuteReader(cmd)) { while (reader.Read()) { StatisticProductSpecEntity entity = new StatisticProductSpecEntity(); entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.StyleId = StringUtils.GetDbInt(reader["StyleId"]); entity.Spec1Merge = StringUtils.GetDbString(reader["Spec1Merge"]); entity.Spec2Merge = StringUtils.GetDbString(reader["Spec2Merge"]); entity.Spec3Merge = StringUtils.GetDbString(reader["Spec3Merge"]); entity.CreateTime = StringUtils.GetDbDateTime(reader["CreateTime"]); entity.UpdateTime = StringUtils.GetDbDateTime(reader["UpdateTime"]); entityList.Add(entity); } } return(entityList); }
/// <summary> /// 更新一条StatisticProductSpec记录。 /// 该方法提供给界面等UI层调用 /// </summary> /// <param name="statisticProductSpec">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 UpdateStatisticProductSpec(StatisticProductSpecEntity statisticProductSpec) { return(StatisticProductSpecDA.Instance.UpdateStatisticProductSpec(statisticProductSpec)); }
/// <summary> /// 判断对象是否存在 /// </summary> /// <param name="dicEnum"></param> /// <returns></returns> public bool IsExist(StatisticProductSpecEntity statisticProductSpec) { return(StatisticProductSpecDA.Instance.ExistNum(statisticProductSpec) > 0); }