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Understanding and Using Q Replication for High Availability Solutions on the IBM z/OS Platform by Eduardo Pingarilho, Jayanti Mahapatra, Cecile Madsen, Heverson Campelo, Rich Briddell, Jason Arnold, Chuck Ballard

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The advanced two-node scenario
This chapter describes another Q Replication implementation of the most popular topology, namely bidirectional (bidi) replication between two nodes with one node configured as a read-only node for query offloading. In this scenario, we describe the multi-uni option of the bidirectional topology, which consists of two unidirectional flows, accomplishing the same data flow as the bidi option with the advantage of using multiple Q Apply programs.
While examining the multi-uni option, some significant other Q Replication ...

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