The coordinator partition is called what it is because of the coordinator agent that runs on it, communicating with the application.
协调分区之所以被这样称呼,是因为运行在它上面的、与应用程序通信的协调代理。
All connection requests from client applications, whether they are local or remote, are allocated a corresponding coordinator agent.
所有来自客户机应用程序的连接请求,无论是本地还是远程的,都分配了相应的协调代理程序。
While the agents are busy doing steps 3 and 4 above, the union operator (run by the coordinator agent) starts reading data from the SHIP buffer on the first leg of the union.
当代理正在执行上述步骤3和步骤4时,UNION操作符(由协调代理程序运行)开始从UNION的第一个分支上的ship缓冲区中读取数据。
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