Replication is distributing changes to data in order to maintain consistent Databases.
Microsoft has initiated some excellent work on
Data Design Patterns There are three Methods of Replication :-
Snapshop - Copies an entire view of data to another computer.
Transaction - INSERT, UPDATE or DELETEs, executed on one computer are replicated to another computer.
Merge - Updates on any computer will be replicated to another computer at a later time.
There are three Components :-
Publisher - source of Data to be replicated.
Distributer - mechanism for distributing replicated data.
Subscriber - targets for replicated Data.
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