...据立方体的物化可以有以下三种选择: 全物化(Full materialization) n 预先计算所有方体 T Li 1 不物化(No materialization) i 1 不预先计算任何“非基本”方体 部分物化(Partial materialization) 有选择地计算整个可能的方体集中一个适当的子集 考虑因...
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Another side effect to this scenario is that any form of materialization (pre-calculated aggregates) in the database may be ignored since no fact is included in the query.
此场景的另一个副作用是数据库中的任何形式的实体化(预计算聚合)可能会被忽略,因为查询中不包含任何事实。
The statistical view is kind of like the Materialized Query Table (MQT), except that there is no need for materialization.
统计视图有点类似于物化查询表(Materialized Query Table, MQT),不同的是统计视图不需要物化。
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