... 计数资料 Enumeration data ; categoricaldata 分组资料 Grouped data ; classified data 资料采矿 Data Mining ...
基于8个网页-相关网页
根据表中的资料可以计算出这个分组资料平均数的一个估计值。
From the information in this table, we can easily compute an estimate of the value of the mean of this grouped data.
您可以使用宣告方式撰写一般进行撷取、筛选、排序以及分组资料作业时所需的一切条件。
You can declaratively write all the conditions that are required for typical scenarios such as retrieving, filtering, ordering, and grouping the data.
这里将用到一种称为Muenchian分组(参阅参考资料获得更多信息)的分组技术。该技术通过xslt键使分组更加方便。
Here you'll use a grouping technique known as Muenchian grouping (see Resources for more information), in which you use an XSLT key to facilitate grouping.
应用推荐