How To Fix RSOS_SEARCH068 - With TEXT JOIN, the cardinality must be 1:1 for condition &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSOS_SEARCH -

• Message number: 068

• Message text: With TEXT JOIN, the cardinality must be 1:1 for condition &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSOS_SEARCH068 - With TEXT JOIN, the cardinality must be 1:1 for condition &1 ?

  The SAP error message RSOS_SEARCH068 typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when you are working with queries that involve text joins. This error indicates that there is an issue with the cardinality of the relationship between the fact table and the text table in your query.
  Cause:
  The error message "With TEXT JOIN, the cardinality must be 1:1 for condition &1" suggests that the text join you are trying to create or use has a cardinality that is not 1:1. In a text join, each record in the fact table should correspond to exactly one record in the text table. If there are multiple records in the text table for a single record in the fact table, or vice versa, this will lead to the error.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Data Model: Review the data model to ensure that the relationship between the fact table and the text table is indeed 1:1. This means that for each key in the fact table, there should be exactly one corresponding key in the text table.
  
  
  Adjust the Text Table: If the text table has multiple entries for a single key, you may need to aggregate or filter the data in the text table to ensure that it meets the 1:1 cardinality requirement.
  
  
  Modify the Query: If the cardinality cannot be adjusted in the underlying data model, consider modifying the query to avoid using a text join or to use a different approach that does not require a 1:1 relationship.
  
  
  Check for Duplicates: Use transaction codes like SE16 or SE11 to check for duplicates in the text table. If duplicates exist, you may need to clean the data or adjust the logic to ensure uniqueness.
  
  
  Consult Documentation: Review SAP documentation or help resources for additional guidance on text joins and cardinality requirements.
  
  
  Related Information:
  
  Text Join: A text join in SAP BW allows you to join a fact table with a text table to enrich the data with descriptive text. However, it is crucial that the relationship is properly defined to avoid cardinality issues.
  Cardinality: Cardinality refers to the uniqueness of data values contained in a particular column (attribute) of a database table. In this case, a 1:1 cardinality means that each entry in one table corresponds to exactly one entry in another table.
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message, as there may be known issues or fixes provided by SAP.
  
  By following these steps, you should be able to identify and resolve the issue causing the RSOS_SEARCH068 error in your SAP environment.