Distribute Database

The Materials include below materials


Distribute data center:It is loosely site that consist of no share components.Database system that run on each sites.Translation may or may not be same sites.


Distribute and homogenous database:All sites have identical software.Appears as a single systems.Sites does not aware each other.

Distribute Transaction:A relation or fragment of a relation is replicated if it is stored redundantly in two or more sites.
Full replication f a relation is the case where the relation is stored at all sites.

Distribute Query process:Advantages of Replication
Availability:
Parallelism:

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