SAP SYSTEM COPY - A BEFORE AND AFTER GUIDE
On-premises: all involved source/target systems in the company's own data centers
Landscape copies refer to the update of not only one but a whole group of systems. This is the case when dependencies of the source systems are also to be mapped in the target environments. Similar to the simple system copy, the landscape copy also offers potential for automation, but this cannot be implemented by every tool on the market.
Different DDLORA* files can be assigned to the R3load packages. The assignment is done by a text file, which is given to the MigrationMonitor as parameter 'ddlMap = mapDDL.txt' and evaluated by it.
Shutting Down the Target System
For some time now, SAP customers have been supported in system copying by very powerful automation tools that can be used as needed. In addition to this area of activity, additional automation tools are also available, for example up to the creation of sandboxes, which provide valuable services.
There are various ways to tame this time robber and reduce run times. For example, through parallelization or the automatic generation of secondary indices.
Tools such as "Shortcut for SAP Systems" are extremely useful in SAP system copy.
Adminsitration passwords (DDIC, DB-Admin, Winadmin), create system snapshots (recovery), perform database import.
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.
This includes, among other things, the definitions for the database fields and tables for master and transaction data.