服务器端(B)负责管理数据，客户端(A)用于发送对数据操作的命令。客户端通过消息队列给服务器发送操作命令，服务器端根据接受到的命令处理数据，并通过消息队列将处理结果发送给客户端，同时，把客户端需要得到的数据，通过共享内存传递给客户端。客户端根据处理结果从共享内存中获取数据。-A process A (client) to another process B (server-side) sent to find, add, delete, display command, process B performs the appropriate action will be executed through message queues and shared memory returns to the process A process A on The results for display. Responsible for the management of the server-side data, the client is used to send commands for data manipulation. Client through the message queue send operation commands to the server, server-side processing of data according to the received command, and the results will be sent to the client through the message queue, at the same time, the client needs to get the data to the client through the shared memory transfer . Client to obtain data from the shared memory based on the processing results.