#40 Recovery Using Redo & Undo-Redo Logging Methods | Introduction to Database Systems
Автор: NPTEL-NOC IITM
Загружено: 2022-10-11
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Welcome to 'Introduction to Database Systems' course !
This lecture discusses Recovery using Redo and Undo-Redo Logging Methods. Learn about the concept of redo logging, also known as write-ahead logging, and how it ensures data durability. Understand the mechanics of redo logging, including force writing changed data blocks to disk before logging commit operations. Explore the structure of log entries in redo logging, specifically the inclusion of new values for updated data items.
NPTEL Courses permit certifications that can be used for Course Credits in Indian Universities as per the UGC and AICTE notifications.
To understand various certification options for this course, please visit https://nptel.ac.in/courses/106106220
#Recovery #RedoLogging #UndoRedoLogging #ForceWriting #CommitOperations #LogRecordEntries
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