How To Fix D3204 - REORG needed for more than 20 indexes

SAP Error Message - Details

• Message type: E = Error

• Message class: D3 - CCMS - DB2 on OS390

• Message number: 204

• Message text: REORG needed for more than 20 indexes

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message D3204 - REORG needed for more than 20 indexes ?

  The SAP error message D3204 indicates that a database table requires reorganization because it has more than 20 indexes that are fragmented or have become inefficient. This situation can arise due to various reasons, such as frequent updates, deletions, or insertions in the table, which can lead to fragmentation of the indexes.
  Cause:
  
  Fragmentation: Over time, as data is modified in the table, the indexes can become fragmented, leading to inefficient access paths and performance degradation.
  High Number of Indexes: Having more than 20 indexes on a single table can complicate the maintenance and performance of the database.
  Database Performance: The performance of queries that rely on these indexes may degrade, leading to longer response times.
  
  Solution:
  To resolve the D3204 error, you can take the following steps:
  
  
  Reorganize the Table:
  
  Use the transaction code DB02 to analyze the database and identify the tables that need reorganization.
  You can also use the DBACOCKPIT transaction to monitor and manage database performance.
  
  
  
  Rebuild Indexes:
  
  Rebuild the indexes on the affected table. This can often be done using SQL commands or through the database management tools.
  For example, in SQL Server, you might use the ALTER INDEX ... REBUILD command.
  
  
  
  Reduce the Number of Indexes:
  
  Evaluate the necessity of each index. If some indexes are not being used frequently, consider dropping them to reduce the overall number of indexes on the table.
  Consolidate indexes where possible, such as combining multiple single-column indexes into a composite index.
  
  
  
  Schedule Regular Maintenance:
  
  Implement a regular maintenance plan that includes index rebuilding and statistics updates to prevent fragmentation from becoming an issue in the future.
  
  
  
  Monitor Performance:
  
  Continuously monitor the performance of the database and the specific table to ensure that the changes made are effective.
  
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to view the structure of the table and its indexes.
  Database-Specific Tools: Depending on the underlying database (e.g., Oracle, SQL Server, HANA), there may be specific tools and commands available for index management and reorganization.
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to this error message.
  
  By following these steps, you should be able to resolve the D3204 error and improve the performance of the affected table in your SAP system.