Release 10.1C: OpenEdge Replication:
User Guide


Source and target databases

OpenEdge Replication makes a copy of one database onto another and keeps those two databases identical. As shown in Figure 1–1, one database must be considered the source and the other the target.

Figure 1–1: OpenEdge Replication from one site to another

The source database

The source database is the database that can be updated by users. The source database:

The target database

The target database is an identical copy of the source database. A second target database can be set up for additional redundancy. The target database:

Figure 1–2 shows the source and target databases in the OpenEdge Replication model.

Figure 1–2: Source and target databases

Note: The source and target databases should reside on separate machines so the target can run if the source machine fails.


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