What is SAP BDLS?

BDLS is a transaction code used for Convert Logical System Names in SAP. It comes under the package SALE. When we execute this transaction code, RBDLSMAP is the normal standard SAP program that is being executed in background.

How do you use BDLS in SAP?

Step 2.1: Start transaction code BDLS and enter the required old/new logical system names and unselect other options “Test Run” and “Existence Check on new names in tables”. Please enter tables to be converted choice as A* and execute the BDLS run in the background.

How do I monitor BDLS in SAP?

For BDLS logs, you can use transaction code SLG1. Fill the Object as CALE and Subobject as LOGSYSTEM*. Enter the time restriction as per needed and press execute.

Is BDLS client dependent?

When I execute BDLS, there are two options there, one is conversion of client dependent and independent tables and the second is conversion of client dependent only.

How do you optimize BDLS?

Instruction on BDLS optimization

1. Using old BDLS functionality instead of only run transaction BDLS, because the trx BDLS does not support parallel runs as of NW640 system.
2. Create temporary indexes for any big tables which included logical systems fields.
3. Modify BDLS program if necessary.

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 logical system in SAP?

A logical system is used to identify an individual client in a system, for ALE communication between SAP systems. We define all communication in ALE as links between logical systems. A logical system is a system containing applications that are coordinated to work with one set of data.

How do I know if I have BDLS run?

How to verify BDLS after execution

1. Check BDLS job status from SM37 and from spool of BDLS background job ,you can get status of BDLS execution.
2. Check SCC4 -Now it has QAS entry.
3. Check We20- Now it has quality system’s Partner Logical Name.

Is BDLS required after client copy?

Therefore, please ensure BDLS is run for 3 times after client copy in CRM landscape: (1)Once on the R3 Backend system, in order to convert the logsys entry from the old value to the new one in all relevant tables.

How do you optimize BDLS in SAP?

Why do we use DB refresh in SAP?

Why we need to DB refresh To test the object or changes which are made to system like production environment? We need to restore the production data to QAS data.

How do you perform a refresh in SAP?

In the toolbar, click Modify Actions and select Refresh ERP System from the drop-down menu. The SAP ERP 6.0 EHP5 ABAP based on NW 7.02 – RHEL/Oracle screen appears.

How to convert bdls to rbdls2ls in SAP?

SAP note 932032 BDLS: Special conversion for large tables If you use RBDLS2LS the following notes should be considered as some BW specific tables will not be converted: parallel RBDLSMAP execution for the same logical system name combindation:

Is it safe to use BDSL in SAP?

Otherwise in general – Yes, BDSL is not reliable. SAP Clearly states: “Do not use it for production systems as it is not guarantee it will convert all tables” BDLS works by scanning only all transparent tables and checking all fields (unless you explicitly restrict the tables range).

Do you have to bdls for all logical systems?

If you have a different answer for this question, then please use the Your Answer form at the bottom of the page instead. while doing system refresh for various systems like sap bw, sap pi , do we have to to bdls for all the logical systems defined in V_TBDLS, or only specific logical names.

How long does it take to execute bdls in SAP?

The above described steps are in very detail, Steps 2 and 3 take very less time and step 1 might take little long time to execute and this depends up on your SAP database size. All together the total amount of time it takes to complete BDLS is less than what you usually run with standard procedure.