How To Fix RS_SMA_DAP139 - &1 has more than 150 value and therefore cannot be used for partitioning

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_SMA_DAP -

• Message number: 139

• Message text: &1 has more than 150 value and therefore cannot be used for partitioning

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RS_SMA_DAP139 - &1 has more than 150 value and therefore cannot be used for partitioning ?

  The SAP error message RS_SMA_DAP139 indicates that a certain characteristic or field has more than 150 distinct values, which prevents it from being used for partitioning in the context of SAP BW (Business Warehouse) or SAP HANA. This limitation is in place because partitioning is typically more efficient with a smaller number of distinct values.
  Cause:
  The error occurs when you attempt to use a characteristic with too many distinct values for partitioning in a data model or InfoProvider. The system imposes a limit of 150 distinct values to ensure optimal performance and manageability of the partitions.
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Change the Partitioning Strategy:
  
  Instead of using the characteristic with too many values, consider using a different characteristic that has fewer than 150 distinct values for partitioning.
  Review your data model to identify other characteristics that can be used for partitioning.
  
  
  
  Aggregate Data:
  
  If possible, aggregate the data to reduce the number of distinct values. For example, you could group certain values into broader categories.
  This may involve modifying the data source or transformation logic to create a new characteristic with fewer distinct values.
  
  
  
  Review Data Model Design:
  
  Reassess the design of your data model. Sometimes, the need for partitioning can be avoided by optimizing the data flow or using different data storage techniques.
  Consider whether partitioning is necessary for your use case or if other performance optimization techniques can be applied.
  
  
  
  Consult SAP Documentation:
  
  Check the official SAP documentation for any updates or best practices regarding partitioning and handling characteristics with many distinct values.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They may provide insights specific to your version of SAP and your particular use case.
  
  
  
  Related Information:
  
  Partitioning in SAP BW: Understand the principles of partitioning in SAP BW and how it can improve performance by dividing large datasets into smaller, more manageable pieces.
  Characteristics in SAP BW: Familiarize yourself with how characteristics are defined and used in SAP BW, including their role in data modeling and reporting.
  Performance Optimization: Explore other performance optimization techniques in SAP BW, such as indexing, data compression, and query optimization.
  
  By following these steps, you should be able to address the RS_SMA_DAP139 error and effectively manage your data partitioning strategy in SAP.