
It has its own queue mechanism to process the user request. all the clients are freed with DB Clients.Īpplication server/ layer handle the request and process them based on FIFO (First in and First out). It is installed with a database client to communicate with the database server i.e. It is the Intermediate layer in between the Client and the Server. The advantages of deploying Application Layer: Need for the Middle Layer: R/3 Architecture
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DB Client is installed to free up the clients (i.e.The result is the Application layer/ ServerĪpplication server is deployed and it provides the following functionality The need of middle layer/ tier rose to come out of the steps. The server side processing consumes resources to process (Interpret the user requests).There is no queue mechanism to handle the requests there by servers are heavily loaded.No intermediate buffers for the frequently accessed content.The major disadvantage of Client Server architecture is Client Server Environment:Ĭlient requests and server responds. These are the disadvantages of R/2 Systems. Server needs to process the request (Understanding the user language).There is no queuing mechanism and only server queues are maintained.Servers are heavily loaded/ traffic, long queues there by reducing the performance of the servers.Each request is processed by communicating with server only I.e.
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A Complete Guide for SAP BASIS ConsultantsĬonsider the following example For Email - It requires a PC and an Application installed in it
