All of the queue managers — primary, secondary, disaster recovery nodes — can be online simultaneously.
所有的队列管理器——主节点、辅助节点、灾难恢复节点——全都可以同时在线。
2
If you are enabling an existing database for roll-forward recovery, change the number of primary logs to the sum of the number of primary and secondary logs you are currently using, plus 1.