General Multi-site Capabilities and Limitations
Asynchronous Data Replication
- Offers a better response time to the user
- Characteristics
- Multiple instances of the same data records.
- Data equality is dependent on updating and replicating frequency
- Transactions are always done on local records
- Ownership of data is best arranged by a master-slave relation between origin records and replicated records
- Usually gives a good response time to the user
- Replicate by table rather than by records or row/column
- Exchange
- Full Exchange
- Audit Based Exchange
- Database Generated Replication
- Independent Data Replication Packages
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