This paper firstly introduces the theory of normalization and denormalization in logical design of database.
文中首先论述了据库逻辑设计中的关系规范化与反规范化的问题。
This paper firstly introduces the theory of normalization and denormalization in logical design of database.
文中首先论述了据库逻辑设计中的关系规范化与反规范化的问题。
Results The contents of loganin and morroniside was higher than 98% by normalization method of HPLC.
结果所得马钱苷和莫诺苷用归一化法定量,质量大于98%。
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