A segment is a set of extents that contains all the data for a specific logical storage structure within a tablespace.
段是表空间内由包涵所有数据的区的集合，是一种指定的逻辑存储结构。
A segment is a set of extents that contains all the data for a specific logical storage structure within a tablespace.
表或者簇中的存储参数决定了数据段中区的分配原则。
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。
When planning the overall logical storage of the database structure, take into account the effects that this structure will have when the database is actually created and running.
当编制总体数据库逻辑结构计划，这个计划的重要性在于，它将会影响数据库的创建与运行。
When planning the overall logical storage of the database structure, take into account the effects that this structure will have when the database is actually created and running.
当编制总体数据库逻辑结构计划，这个计划的重要性在于，它将会影响数据库的创建与运行。
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