How To Fix ESH_ENG_CDS_ABAP503 - DCL for CDS-entity &1 is too complex

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_ENG_CDS_ABAP - ES-CDS/ABAP

• Message number: 503

• Message text: DCL for CDS-entity &1 is too complex

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_ENG_CDS_ABAP503 - DCL for CDS-entity &1 is too complex ?

  The SAP error message ESH_ENG_CDS_ABAP503 indicates that the Core Data Services (CDS) entity you are trying to use is too complex for the system to process. This typically occurs when the CDS view has a high level of complexity due to various factors such as the number of joins, aggregations, or the use of certain functions that make the query difficult for the database to optimize.
  Causes:
  
  Complex Joins: The CDS view may involve multiple joins that increase the complexity of the SQL query generated.
  Aggregations: If the CDS view includes complex aggregations or calculations, it can lead to performance issues.
  Subqueries: The use of subqueries can also contribute to the complexity of the CDS view.
  Large Data Volume: If the underlying tables have a large volume of data, the complexity of the query can increase significantly.
  Database Limitations: Some databases have limitations on the complexity of queries they can handle, which can trigger this error.
  
  Solutions:
  
  Simplify