2. Understanding the Replicator : Replicator Design Concepts : Data Propagation Paths in the CDDS
 
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Data Propagation Paths in the CDDS
Replicator moves information from one database to another according to the data propagation paths for that CDDS. In a data propagation path, a database can be one of the following three types:
Originator
The database where a user made a change to a replicated table.
Local
The database that propagates the change to the target.
This is the last database that the change goes through before reaching the target. The local database can be the same as the originator database. A local database must be a target database in another path (it must receive the data as a target) before it can propagate the data as a local database.
Target
The database that receives the change.
Every database in the CDDS must be a target (except the originator in that particular path). The target and the originator database cannot be the same in a given path.