英语词汇“star schema”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	star schema
释义	star schema star schema A data warehouse design that enhances the performance of multidimensional queries on traditional relational databases. One fact table is surrounded by a series of related tables. Data are joined from one of the points to the center, providing a so-called "star query." See OLAP.
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