How To Fix D4504 - Total number of executed SELECT statements

SAP Error Message - Details

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 504

• Message text: Total number of executed SELECT statements

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 D4504 - Total number of executed SELECT statements ?

  The SAP error message D4504, which states "Total number of executed SELECT statements," typically indicates that there is an issue related to the number of SELECT statements being executed in a particular context, such as a report or a program. This error can arise due to various reasons, including performance issues, database constraints, or limitations in the application logic.
  Cause:
  
  Excessive SELECT Statements: The program or report may be executing too many SELECT statements in a loop or in a way that is not optimized, leading to performance degradation.
  Database Locking: If multiple SELECT statements are trying to access the same data concurrently, it may lead to locking issues.
  Inefficient Queries: Poorly written SQL queries that do not utilize indexes effectively can lead to an excessive number of SELECT statements being executed.
  Data Volume: Large volumes of data being processed can lead to a high number of SELECT statements being executed.
  
  Solution:
  
  
  Optimize SQL Queries: Review and optimize the SQL queries to reduce the number of SELECT statements. This can include:
  
  Using JOINs instead of multiple SELECT statements.
  Utilizing subqueries or Common Table Expressions (CTEs) where appropriate.
  Ensuring that indexes are used effectively to speed up data retrieval.
  
  
  
  Batch Processing: If the program is processing data in a loop, consider batching the data retrieval to minimize the number of SELECT statements executed.
  
  
  Use of Buffering: If applicable, enable buffering for the relevant database tables to reduce the number of database accesses.
  
  
  Review Application Logic: Check the application logic to ensure that it is not unnecessarily executing SELECT statements. This may involve refactoring the code to reduce redundancy.
  
  
  Database Performance Tuning: Work with your database administrator to tune the database performance, which may include adjusting configuration settings, optimizing indexes, or analyzing query performance.
  
  
  Monitoring and Logging: Implement monitoring and logging to identify which parts of the application are generating excessive SELECT statements, allowing for targeted optimization.
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like ST05 (SQL Trace) to analyze the performance of SQL statements and identify bottlenecks.
  Performance Analysis Tools: Utilize tools like ST22 (Dump Analysis) and SM21 (System Log) to check for any related issues that may be contributing to the error.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance on performance optimization.
  
  By addressing the underlying causes and implementing the suggested solutions, you should be able to resolve the D4504 error and improve the performance of your SAP application.