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Oracle GoldenGate 11g Implementer's guide by John P Jeffries

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Configuring multiple parallel process groups

Taking the parallel concept one step further, we can not only add parallel process groups at the target, but also at the source. The diagram at the start of this chapter gives an overview configuration, showing multiple parallel processes from the Data Pumps on the source, feeding data to dedicated Replicat processes, where the data is "split" again into more parallel threads.

Based on the following diagram, we will be configuring multiple process groups from scratch for 1 Extract process to enhance transaction throughput and reduce lag times:

Configuring multiple parallel process groups

In the following configuration example, the source database ...

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