Progress Fathom Replication
User’s Guide


Source and target

Fathom Replication makes a copy of one database onto another and keeps those two databases identical, as seen in Figure 1–1.

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

In Figure 1–1, one database must be considered the source and the other the target. The source database is the database that can be updated by users. The source 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 database in the Fathom Replication model.

Figure 1–2: Source and target database

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


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