2024-01-19 12:00:36 +08:00
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# Write-Ahead Log (WAL)
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2024-01-20 11:55:10 +08:00
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In this chapter, you will:
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* Implement encoding and decoding of the write-ahead log file.
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* Recover memtables from the WALs when the system restarts.
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2024-01-20 12:05:57 +08:00
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2024-01-22 01:10:50 +08:00
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## Task 1: WAL Encoding
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## Task 2: Write WALs
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## Task 3: Recover from the WALs
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2024-01-21 00:45:10 +08:00
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## Test Your Understanding
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* When can you tell the user that their modifications (put/delete) have been persisted?
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We do not provide reference answers to the questions, and feel free to discuss about them in the Discord community.
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2024-01-20 12:05:57 +08:00
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{{#include copyright.md}}
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