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Explain log based recovery
written 9.0 years ago by gravatar for teamques10 teamques10 ★ 70k modified 3.8 years ago by gravatar for pedsangini276 pedsangini276 • 4.8k

Mumbai University > Information Technology > Sem 3 > Database Management System

Marks: 10M

Year: Dec 2013
database management systems
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written 9.0 years ago by gravatar for teamques10 teamques10 ★ 70k •   modified 9.0 years ago

Log Based Recovery

  • The most widely used structure for recording database modification is the log.
  • The log is a sequence of log records, recording all the update activities in the database
  • In short Transaction log is a journal, which contains history of all transaction performed
  • Log contains Start of transaction, …

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