Release changes/migrations
PERFORMANCE
A degree in computer science is usually required and is now almost obligatory. If you have completed training as a computer scientist, you can continue your education to become an SAP Basis Administrator and position yourself particularly well on the job market. Integrata CegosEine also offers training to become an SAP Basis Administrator.
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.
Design of the SAP landscape
He has already gathered a lot of helpful information from the day-to-day business in his department: Johannes knows the RFC interfaces and the corresponding technical RFC users from his work with the applications. He also quickly got the password for various RFC users via the radio ("As long as passwords are only communicated by phone and never exchanged in writing, we are clean!"). And that the RFC users are generously entitled even in productive systems is no longer a secret ("Better to have more permissions than too little; the RFC connections have to run, otherwise there is trouble from the specialist areas!"). Since Johannes has access to the SE37 as a developer, it is not a problem to get the necessary access using the function block BAPI_USER_CHANGE - disguised as RFC User. In short, it changes the user type of a technical RFC user in a production system from to by calling the function block.
We can say that Basis is the operating system for SAP applications and ABAP. Basis provides services such as communication with the operating system, database communication, memory management, application data collection at runtime, web requests, business data exchange, etc.
"Shortcut for SAP Systems" makes many tasks in the area of the SAP basis much easier.
Site Reliability Engineering(SRE) is the equivalent of SAP Basis in the Google world.
SAP Basis is the foundation of any SAP system. You can find a lot of useful information about it on this page: www.sap-corner.de.
There are URL schemes that help locate the system.