How To Fix DB6637 - Update statistics and reorganization check

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6 - DB6: Alert Monitoring and Alert Configuration

• Message number: 637

• Message text: Update statistics and reorganization check

What causes this issue?

You can use the DMDB6SRP program to execute RUNSTATS and REORGCHK. This
program also provides information to the control tables of database
monitoring.

System Response

If this program is not available, the corresonding CCMS function is also
not availble (RUNSTATS jobs in the DBA Planning Calendar and
reorganization recommendations).

How to fix this error?

If an error occurs, copy the correct version of the program to the
program directory of the SAP system.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DB6637 - Update statistics and reorganization check ?

  The SAP error message DB6637 typically indicates that there is a need to update statistics and perform a reorganization check on the database. This message is often related to performance issues or data integrity concerns within the database.
  Cause:
  
  Outdated Statistics: The database statistics may be outdated, which can lead to inefficient query execution plans and poor performance.
  Fragmentation: Over time, database tables can become fragmented, leading to inefficient data access patterns.
  Database Maintenance: Regular maintenance tasks, such as updating statistics and reorganizing tables, may not have been performed recently.
  
  Solution:
  
  
  Update Statistics:
  
  Use the appropriate database tools or SQL commands to update the statistics for the affected tables. In SAP, this can often be done using transaction codes like DB02 or DBACOCKPIT.
  For example, you can execute the following SQL command (specific to your database type):
  EXEC sp_updatestats;  -- For SQL Server
  ANALYZE TABLE table_name;  -- For Oracle
  
  
  
  
  Reorganize Tables:
  
  Perform a reorganization of the affected tables to reduce fragmentation. This can also be done through database-specific commands or tools.
  For example, in SQL Server, you might use:
  ALTER INDEX ALL ON table_name REORGANIZE;
  
  In Oracle, you might use:
  ALTER TABLE table_name MOVE;
  
  
  
  
  Schedule Regular Maintenance:
  
  Implement a regular maintenance schedule to update statistics and reorganize tables to prevent this issue from recurring.
  
  
  
  Monitor Performance:
  
  After performing the updates and reorganizations, monitor the database performance to ensure that the changes have had the desired effect.
  
  
  
  Related Information:
  
  Database Type: The specific commands and procedures may vary depending on the database system you are using (e.g., Oracle, SQL Server, HANA, etc.).
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to this error message.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP for database administration, such as DB02, DBACOCKPIT, and ST04.
  Documentation: Refer to the official SAP documentation for your specific database system for detailed instructions on updating statistics and reorganizing tables.
  
  If the problem persists after performing these actions, it may be necessary to consult with your database administrator or SAP support for further assistance.