How To Fix RS_DB_DB6023 - DB2 LUW: Default primary index &1 deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_DB_DB6 - DB6-Specific Messages in SAP BW

• Message number: 023

• Message text: DB2 LUW: Default primary index &1 deleted

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RS_DB_DB6023 - DB2 LUW: Default primary index &1 deleted ?

  The SAP error message RS_DB_DB6023 indicates that the default primary index for a database table in a DB2 LUW (Linux, Unix, Windows) environment has been deleted. This can lead to issues with data retrieval and performance, as primary indexes are crucial for efficient data access.
  Cause:
  The error can occur due to several reasons:
  
  Manual Deletion: The primary index may have been manually deleted by a database administrator or through a script.
  Database Corruption: There may be corruption in the database that led to the loss of the primary index.
  Migration Issues: If the database was migrated or restored from a backup, the primary index might not have been recreated properly.
  Configuration Changes: Changes in the database configuration or settings could inadvertently lead to the deletion of the primary index.
  
  Solution:
  To resolve the RS_DB_DB6023 error, you can take the following steps:
  
  
  Recreate the Primary Index:
  
  Use the DB2 command line or a database management tool to recreate the primary index for the affected table. The command typically looks like this:
  CREATE INDEX <index_name> ON <table_name> (<column_name>);
  
  Ensure that you specify the correct columns that should be part of the primary index.
  
  
  
  Check Database Integrity:
  
  Run integrity checks on the database to ensure there are no other issues. You can use the db2ckbkp command to check the backup or db2diag for diagnostic logs.
  
  
  
  Review Logs:
  
  Check the DB2 diagnostic logs for any additional errors or warnings that might provide more context on why the primary index was deleted.
  
  
  
  Restore from Backup:
  
  If the primary index cannot be recreated or if there are other issues, consider restoring the database from a backup that includes the primary index.
  
  
  
  Consult Documentation:
  
  Refer to the SAP and DB2 documentation for specific commands and procedures related to index management.
  
  
  
  Contact Support:
  
  If the issue persists or if you are unsure about the steps, consider reaching out to SAP support or your database administrator for assistance.
  
  
  
  Related Information:
  
  DB2 Documentation: Familiarize yourself with the DB2 documentation regarding index management and recovery procedures.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Database Performance: Understand the role of primary indexes in database performance and how their absence can affect query execution times.
  
  By following these steps, you should be able to address the RS_DB_DB6023 error and restore the functionality of your SAP system.