Running Global Projects
Database Recovery
: Recovering Secondary Databases
Recovering Secondary Databases
The user would recover a secondary database from a neighbouring location that has the most up-to-date database. This will usually be from the Primary Database. For example, in the diagram below, if Database 1 is corrupt at Sat 1, recover from the Hub.
Location of Corrupt DB
Corrupt DB
Recover Corrupt DB From
Hub
3, 4, 5
Sat 1, Sat 2, Sat 3 respectively
Sat 1
1+2,4,5
Hub, Sat 2, Sat 3 respectively
Sat 2
1+2,3,5
Hub, Sat 1, Sat 3 respectively
Sat 3
1+2,3,4
Hub, Sat 1, Sat 2 respectively
1974 to current year.
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