下列关于 Oracle 体系结构的叙述中,不正确的是

A、表空间是逻辑存储单元,每个表空间只能创建一个数据文件
B、Oracle数据库的物理存储按数据块、盘区和段来组织
C、Oracle实例由系统全局区和一些进程组成
D、系统全局区是内存中的区域
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正确答案:

A

答案解析:

暂无解析

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