What is homogeneous system copy in SAP?
You perform a homogeneous system copy if your target system is on the same operating system and database system as your source system. The database contents are copied from the source system to the target system. You perform a heterogeneous system copy if you want to change the operating system or database system.
How do you do a system copy in SAP?
Logon to the SAP R/3 System and go to TCODE SE06. Select “Database Copy or Migration” and execute “Post Installation Processing”. Change all of the Source System Objects to Target System Objects as asked. Delete old TMS configuration and make new configuration for TMS via STMS TCODE.
How do you do parallel export and import in SAP?
If you want to run a system copy with parallel export/import using the Migration Monitor with the R3load socket option, and the target database is declustered, start the installer with command line option SUPPORT_DECLUSTERING=false . On the Welcome screen, choose the system copy option Database Instance Export.
What is R3load?
R3load (and the newest Jload) is the procedure used to export the database contain into a files and afterwards import those files into the new (target) system. As well as explained by Mark the R3load is used when a change on OS or DB is required or for Unicode Migration.
What is the difference between system copy and system refresh in SAP?
System copy and system refresh are closely related. The main difference is that a system refresh updates the target system periodically with data from the source system, while a system copy builds a new system based on an existing system as the source.
What is DB refresh in SAP?
Database Refresh, or Database Copy means perfoming the Database copy only. Only the offline or consistent backup of the existing database is copied onto another SAP system and then required changes like SID are made.
What is SAP SWPM?
SAP Software Provisioning Manager (SWPM)
What is Smigr_create_ddl?
SMIGR_CREATE_DDL ABAP report is used to generate database specific statements for non-standard SAP objects in ABAP dictionary in source system. This report is needed for all the systems >= 6.40 versions. BW functionality is part of ABAP Web AS 6.40 and above systems.
What are str files in SAP?
STR is the file which is created by R3LDCTL and is know as the DB independent structure file . This has tables or index structure of ABAP dictionary. These files describe every table and index recognized in the SAP data dictionary.
What is R3Trans and R3LOAD in SAP?
r3load – The table import & export tool of SAP during Installation, Upgrade and Migration. r3szchk – The tool for determing the sizes of the different tables in the target database during the import in an OS/DB-Migration. r3trans – This is the tool, that does the real work for tp.
What is TP and R3Trans in SAP?
TP means It is calls to R3Trans only. R3Trans is moving the transports. R3trans – This is the tool, that does the real work for TP. TP controls the import and export of changes and R3Trans does them using scripts, that were generated from tp. Read Here for More SAP BASIS Tutorials.
When do you call a system copy heterogeneous?
If a system copy takes place between systems with same platform (operating system and database system), we call this HOMOGENEOUS SYSTEM COPY. If The system copy takes place between systems with different platforms (at least one of the component must be different, OS or RDBMS), we call this HETEROGENEOUS SYSTEM COPY.
How big does a database need to be for heterogeneous copy?
The database or database container, in which the table DYNPSOURCE is to be created in the target database, should be enlarged. The required size for the table will be fifteen times larger than in the non-unicode source system. 2. SAP DB / MaxDB: Heterogeneous copy: Missing BLOB entries
How to change the logical system name in SAP HANA?
If the SID of the ABAP system has changed, use transaction BDLS to change the logical system name. The SAP HANA calculation views must be adjusted after migration to the new system name. This is done by calling the report RS_BW_POST_MIGRATION with all options.
When do you need to do a system copy?
Thus, we can sort the general needs for a system copy as follow: To create a Test system for upgrade or other purposes. To recover a system on another machine with the same platform after a crash. To copy large clients. If a client very large to export/import, it is better to do a system copy rather than client transport.