How To Fix DB02009 - '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: 009

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

What causes this issue?

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

How to fix this error?

Run 'brconnect -f stats' to create statistics for all segments which
have been flagged as needing new ones.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DB02009 - 'brconnect -f stats' has never been run. ?

  The SAP error message DB02009 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 updated for a certain period or after significant changes in the database, such as data growth or schema changes. 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 are the steps to do this:
  
  
  Access the Command Line: Log in to the server where your SAP database is hosted.
  
  
  Run the brconnect Command:
  Execute the following command:
  brconnect -f stats -u <db_user> -p <db_password> -d <db_name>
  Replace <db_user>, <db_password>, and <db_name> with your database user credentials and the name of your database.
  
  
  Check for Errors: After running the command, check the output for any errors. If the command completes successfully, it should update the statistics for the database.
  
  
  Schedule Regular Updates: To prevent this error from occurring in the future, consider scheduling regular updates of database statistics using a job scheduler or cron job, depending on your system.
  
  
  Related Information:
  
  Documentation: Refer to the SAP documentation for brconnect for more detailed information on its usage and options.
  Database Performance: Regularly updating database statistics is crucial for maintaining optimal performance. It helps the database optimizer to choose the best execution plans for queries.
  Monitoring: Keep an eye on database performance metrics to identify when statistics need to be updated.
  
  If you continue to experience issues after following these steps, consider consulting your database administrator or SAP support for further assistance.