How To Fix RS_DB_DB6625 - Modification state indexes do not exist for column-organized tables; OK

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 625

• Message text: Modification state indexes do not exist for column-organized tables; OK

What causes this issue?

Secondary indexes are not supported in your system. No DataStore objects
were found that have a modification state index, which is as expected.

System Response

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

How to fix this error?

Information only, no action is required.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RS_DB_DB6625 - Modification state indexes do not exist for column-organized tables; OK ?

  The SAP error message RS_DB_DB6625 indicates that there are no modification state indexes for column-organized tables in your SAP HANA database. This error typically arises when you are trying to perform operations that require modification state indexes, which are necessary for tracking changes in columnar tables.
  Cause:
  
  Column-Organized Tables: In SAP HANA, column-organized tables are designed for analytical processing and do not maintain modification state indexes by default.
  Data Modification: If you are trying to perform data modifications (like updates or deletes) on a column-organized table, the system expects modification state indexes to be present to track these changes efficiently.
  Configuration Issues: The absence of modification state indexes may be due to incorrect configuration or the way the table was created.
  
  Solution:
  
  
  Create Modification State Indexes: If you need to perform modifications on a column-organized table, you can create modification state indexes. This can be done using SQL commands in the SAP HANA database. For example:
  CREATE MODIFICATION STATE INDEX <index_name> ON <table_name>;
  Replace <index_name> and <table_name> with the appropriate names.
  
  
  Review Table Design: If modification state indexes are not required for your use case, consider whether you need to modify the table structure or if you can use a row-oriented table instead, which supports modification state indexes by default.
  
  
  Check SAP Notes: Look for any relevant SAP Notes or documentation that may provide additional guidance or updates regarding this error. SAP frequently updates its knowledge base with solutions for common issues.
  
  
  Consult SAP Support: If the issue persists or if you are unsure about making changes to the database, it may be beneficial to consult SAP Support for assistance tailored to your specific environment and requirements.
  
  
  Related Information:
  
  Column-Organized vs. Row-Organized Tables: Understand the differences between these two types of tables in SAP HANA. Column-organized tables are optimized for read-heavy operations, while row-organized tables are better suited for write-heavy operations.
  Performance Considerations: Modification state indexes can impact performance. Evaluate whether the benefits of having them outweigh the potential performance costs in your specific use case.
  SAP HANA Documentation: Refer to the official SAP HANA documentation for detailed information on table types, indexes, and best practices for database design.
  
  By addressing the absence of modification state indexes and understanding the implications of your table design, you can resolve the RS_DB_DB6625 error effectively.