theorybas.blogg.se - Sap architecture pdf

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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 The server side processing is only takes place for new requests there by server resources are optimally used.Intermediate buffers are available for the frequently accessed content to reduce the load on the Database server.Work process task handlers are used to interpret and process the request.User requests are served based on the FIFO using dispatcher.There is a queue mechanism to handle the request there by reducing the load on the client and server.there will be only one DB Client for Application server earlier each client needs DB Client software)

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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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Client uses DB Client software to communicate with server.

Client provides an interface to communicate with the server.

This environment is called as a Client/ Server Architecture.

The request is processed by an interface.

#Sap architecture pdf Pc#

A Complete Guide for SAP BASIS ConsultantsĬonsider the following example For Email - It requires a PC and an Application installed in it