整个Section 4都关于设计维度数据库，该手册很好地概述了维度数据建模和使用Informix实现一个维度数据库设计。
The entire Section 4 is on designing dimensional databases, and the manual offers a very good overview of dimensional data modeling and implementing a dimensional database design with Informix.
Designing提供关于设计数据库的信息。
Designing Provides information about designing your databases.
Design Advisor 非常适合为数据仓库优化数据库设计，因为除了关于索引的建议之外，它还可以提供关于 MQT、MDC 和 DPF 分区键的建议。
The Design Advisor is well suited for optimizing database design for data warehouses as it provides advice on MQTs, MDCs, and DPF partitioning keys in addition to indexes.
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