What is Write-Ahead Logging (WAL) and why is it critical for durability?

What is Write-Ahead Logging (WAL) and why is it critical for durability?

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: medium

标签: interviewbit, dbms, topic-specific, database

参考答案摘要

Write-Ahead Logging means all changes are first written to a log before being applied to the actual data files. This ensures that even if the system crashes, the database knows what changes were inten...

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