What is the distinction between a data block, an extent, and a segment?

What is the distinction between a data block, an extent, and a segment?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: easy

标签: interviewbit, oracle-dba, topic-specific, oracle, dba, database

参考答案摘要

A data block is a database object's basic logical storage unit. As objects expand in size, they require extra storage in the form of continuous data blocks. Extents are collections of consecutive data...

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