Plan the relational design of the database objects and the storage characteristics for each of these objects.
计划的相关设计包括；数据库对象和每个对象的存储特征。
It is important to plan how the logical storage structure of the database will affect system performance and various database management operations.
这个计划十分重要，数据库的逻辑存储结构将影响数据库的性能和数据库的管理操作。
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