bai 13 mon thu 4

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TLC_301 Listening

przez César Fernández Cuevas

Maori Insights

przez Kiri Dell

Database

przez Dipen Bc

Lesson Plans for February 2012

przez Ann McInvale

Database Recovery

Recovery Facilities

Reovery manager

Flush

Fetch

Backup

Logging

Information update

checkpoint records

Transaction records

After immedia

Before immedia

Main memory

Actions

Write

Read

Begin

Checkpoint

Failure cause

Media failure

Software failure

Unitentional destruction

Sabotage

Natural disasters

System Crashes

Transaction

Recovery manager

Durability

Automic

Recovery techniques

Shadow paging

Deferred update

Immedia (in place) update

Database types

Stable

Volatile