How To Fix RSDU_REPART792 - Table &1 converted to column-organized

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDU_REPART - Messages for Repartitioning InfoProviders

• Message number: 792

• Message text: Table &1 converted to column-organized

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDU_REPART792 - Table &1 converted to column-organized ?

  The SAP error message RSDU_REPART792 indicates that a table has been converted to a column-oriented format. This typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA, where data storage formats can be optimized for performance and efficiency.
  Cause:
  The conversion of a table to a column-oriented format can happen for several reasons:
  
  Data Model Changes: If there are changes in the data model or if the table is being optimized for reporting purposes, SAP may automatically convert the table to a column store.
  Performance Optimization: Columnar storage is often used to improve query performance, especially for analytical queries that aggregate large volumes of data.
  System Configuration: The system may be configured to automatically convert certain tables based on specific criteria or settings.
  
  Solution:
  To address the RSDU_REPART792 error, consider the following steps:
  
  
  Check Table Settings: Review the settings of the affected table to understand why it was converted. You may need to check the data model and the settings in the Data Warehousing Workbench (transaction RSA1).
  
  
  Revert Changes: If the conversion was not intended, you may need to revert the changes. This can involve restoring the table to its original format, but be cautious as this may affect performance or data integrity.
  
  
  Review Data Flow: Ensure that the data flow and transformations leading to this table are correctly configured. Sometimes, issues in the data flow can lead to unexpected conversions.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of SAP BW or HANA you are using. There may be specific guidelines or patches that address this issue.
  
  
  Performance Tuning: If the conversion is beneficial for performance, consider optimizing your queries and data models to take full advantage of the columnar format.
  
  
  SAP Support: If the issue persists or if you are unsure about the implications of the conversion, consider reaching out to SAP Support for assistance.
  
  
  Related Information:
  
  Column Store vs. Row Store: Understand the differences between column-oriented and row-oriented storage. Column stores are optimized for read-heavy operations and analytical queries, while row stores are better for transactional operations.
  SAP BW/4HANA: If you are using SAP BW/4HANA, familiarize yourself with the architecture and how it handles data storage and processing.
  Performance Monitoring: Use tools like the SAP HANA Studio or transaction ST03N to monitor performance and identify any bottlenecks related to the converted table.
  
  By following these steps and understanding the context of the error, you can effectively address the RSDU_REPART792 message and ensure your SAP environment is optimized for performance and reliability.