How To Fix DB6PM203 - Index &1.&2 is still a type-1 index

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6PM - DB2 UDB for UNIX, Windows: Performance Monitoring

• Message number: 203

• Message text: Index &1.&2 is still a type-1 index

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DB6PM203 - Index &1.&2 is still a type-1 index ?

  The SAP error message DB6PM203 indicates that a specific index in the database is still a type-1 index. Type-1 indexes are typically non-unique indexes that do not enforce uniqueness constraints on the data they index. This message usually arises in the context of database performance optimization or when attempting to convert or upgrade indexes to a more efficient type.
  Cause:
  
  Index Type: The index in question is still classified as a type-1 index, which may not be optimal for the current database operations or application requirements.
  Database Configuration: The database may not have been configured to automatically convert type-1 indexes to a more efficient type (like type-2).
  Manual Intervention: There may have been a manual intervention or a specific operation that did not trigger the conversion of the index type.
  
  Solution:
  
  
  Convert the Index: You can convert the type-1 index to a type-2 index (or another appropriate type) using the database management tools or SQL commands. The exact command will depend on the database system you are using (e.g., Oracle, SQL Server, etc.).
  
  For example, in some databases, you might use a command like:
  ALTER INDEX index_name REBUILD;
  
  Ensure that you have the necessary permissions to perform this operation.
  
  
  
  Check Database Documentation: Refer to the specific database documentation for the correct procedure to convert index types, as the commands and options may vary between different database systems.
  
  
  Analyze Index Usage: Use database analysis tools to check how the index is being used and whether it is necessary to convert it. Sometimes, it may be more beneficial to drop the index and create a new one with the desired properties.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates regarding this error message. There may be specific recommendations or patches available.
  
  
  Database Maintenance: Regularly perform database maintenance tasks, such as updating statistics and rebuilding indexes, to ensure optimal performance.
  
  
  Related Information:
  
  Index Types: Understanding the different types of indexes (e.g., unique, non-unique, clustered, non-clustered) and their implications on performance and data integrity is crucial.
  Database Performance: Indexes play a significant role in database performance. Properly configured indexes can significantly speed up query performance.
  SAP Basis Administration: Knowledge of SAP Basis administration can help in managing database-related issues effectively.
  
  If the problem persists after attempting the above solutions, consider reaching out to your database administrator or SAP support for further assistance.