The level of a dimension table corresponds to number of links it needs to connect to the central fact table.

维度表的层次与它需要连接到中心事实表的连接数目有关。

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The level of a dimension table corresponds to number of links it needs to connect to the central fact table.

维度表的层次与它需要连接到中心事实表的连接数目有关。

youdao