... ; 基础事实表 ; 维表 ; 聚集事实表 [gap=1106]Key words: data warehouse; data market; snowflakes model; basic fact tables; dimension tables; gathered fact tables ..
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检查基础数据库，确保事实表中含有数据。
Check your underlying database to make sure your fact tables contain data.
重点论述了两阶段搜索与简单匹配的配置过程，其特点是减少数据库中存储的大量事实信息，通过知识库、产品配置规则作用从而在产品模型的基础上实现产品的最终BOM（材料明细表）。
Two stage search and sample match are emphasized in the paper. Then the final BOM is created on base of product model by knowledge and rule base which may decrease plenty of redundant information i…
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