Layer Description
Figure 2: The Open Innovation Model
There are thus numerous interfaces between these fields of activity. As a result, the boundaries become blurred in some cases.
Every SAP system architecture is as individual as the company itself. Full planning, including hardware sizing, is therefore essential. These services are included here:
Tools for SAP experts
Application layer: The application layer is the core of an R/3 SAP Basis system. This layer communicates in both directions, to the presentation layer and to the database layer. The application programs on the application servers request the required data from the database layer, process it, prepare it for the user and pass it on to the presentation layer. Data that the user enters in the SAP GUI is passed on to the database via the application servers.
Some useful tips about SAP basis can be found on www.sap-corner.de.
The freeware Scribble Papers puts an end to the confusing paper chaos. The tool is also suitable for storing, structuring and quickly finding text documents and text snippets of all kinds in addition to notes.
Overall, the application layer is the link between the database layer on the one hand and the presentation layer on the other. Thus, the applications on the application layer request required data from the database in order to process it afterwards.
Some missing SAP basic functions in the standard are supplied by the PC application "Shortcut for SAP Systems".
To do this, call the transaction SA38 and enter the name of the report in the input field.
These three solution options differ significantly in terms of price and scope of services.