多选题Which two statements correctly describe the relation between a data file and the logical databasestructures（）AAn extent cannot spread across data files.BA segment cannot spread across data files.CA data file can belong to only one tablespace.DA data fi

题目内容(请给出正确答案)

多选题

Which two statements correctly describe the relation between a data file and the logical databasestructures（）

An extent cannot spread across data files.

A segment cannot spread across data files.

A data file can belong to only one tablespace.

A data file can have only one segment created in it.

A data block can spread across multiple data files as it can consist of multiple operating system （OS） blocks.

参考答案和解析

正确答案： D,E

解析：暂无解析

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多选题Which two statements correctly describe the relation between a data file and the logical databasestructures（）AAn extent cannot spread across data files.BA segment cannot spread across data files.CA data file can belong to only one tablespace.DA data fi

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