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基于日志的崩溃后的数据恢复 | redo, undo log

Created2019-03-21|Updated2019-03-21|StorageDatabase
Author: DaemondShu
Link: http://daemondshu.github.io/2019/03/21/Storage/data_crash_recovery/
Copyright Notice: All articles in this blog are licensed under CC BY-NC-SA 4.0 unless stating additionally.
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DaemondShu
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Contents
  1. 1. Strawman - Copy-on-write
  2. 2. WAL write-ahead log
    1. 2.1. 写规则
    2. 2.2. 恢复
    3. 2.3. Checkpoint
    4. 2.4. redo-log vs undo-log vs redo-undo log
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