How To Fix DB02004 - 'brconnect -f stats' has never been run.

SAP Error Message - Details

• Message type: E = Error

• Message class: DB02 - For Oracle Component of the Database Monitor

• Message number: 004

• Message text: 'brconnect -f stats' has never been run.

What causes this issue?

While checking how many days ago the last 'brconnect -f stats' was run,
the data collection tool determined that it had never been run at all.
To alert you to this, the tool created the current node. Oracle's cost-
based optimizer needs current statistics to determine optimal execution
paths, and 'brconnect -f stats' determines the need for these.

How to fix this error?

Run 'brconnect -f stats'.

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 DB02004 - 'brconnect -f stats' has never been run. ?

  The SAP error message DB02004 indicates that the database utility brconnect has not been executed with the -f stats option. This command is typically used to gather and update statistics for the database, which are essential for the database optimizer to make informed decisions about query execution plans.
  Cause:
  The error occurs when the database statistics have not been collected or updated for a certain period, or after a significant change in the database (like a large data load or schema change). The absence of updated statistics can lead to suboptimal query performance.
  Solution:
  To resolve this error, you need to run the brconnect utility with the appropriate parameters to collect and update the database statistics. Here’s how you can do it:
  
  
  Access the Command Line: Log in to the server where your SAP database is hosted.
  
  
  Run the brconnect Command:
  
  The command syntax generally looks like this:
  brconnect -u <db_user> -f stats
  
  Replace <db_user> with the appropriate database user that has the necessary permissions to update statistics.
  
  
  
  Check the Output: After running the command, check the output for any errors or warnings. Ensure that the statistics have been updated successfully.
  
  
  Schedule Regular Updates: To prevent this error from occurring in the future, consider scheduling regular updates of database statistics. This can be done using a job scheduler or cron jobs, depending on your operating system.
  
  
  Related Information:
  
  Documentation: Refer to the SAP documentation for brconnect for detailed information on its usage and options.
  Database-Specific Considerations: The exact command and options may vary depending on the database system you are using (e.g., Oracle, SQL Server, HANA). Make sure to consult the relevant documentation for your specific database.
  Performance Monitoring: After updating the statistics, monitor the performance of your database queries to ensure that they are running optimally.
  
  By following these steps, you should be able to resolve the DB02004 error and maintain the performance of your SAP system.