Replication Scenarios

In general, depending on your business requirements, one of several different data replication scenario models can be implemented. These include the following:

  • Central publisher

  • Central publisher with a remote distributor

  • Publishing subscriber

  • Central subscriber

  • Multiple publishers or multiple subscribers

  • Updating subscribers

Central Publisher

The central publisher replication model, as shown in Figure 22.10, is Microsoft's default scenario. In this scenario, one SQL Server performs the function of both publisher and distributor. The publisher/distributor can have any number of subscribers. These subscribers can come in many different varieties, such as SQL Server 2000, SQL Server 7.0, and Oracle.

Figure 22.10. The central publisher ...

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