What is primary key in SAP EIM-DI-DF - SAP BusinessObjects Data Federator?

SAP Term: primary key

• Component: EIM-DI-DF

• Component Name: SAP BusinessObjects Data Federator

• Description: A column that is guaranteed to contain unique values, and whose values identify all of the rows in a table.

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• Key Concepts: 
  A primary key is a field or combination of fields in a table that uniquely identifies each row in the table. In SAP BusinessObjects Data Federator, the primary key is used to identify and join data from multiple sources. It is also used to ensure data integrity and accuracy. 
  
  How to use it: 
  In SAP BusinessObjects Data Federator, the primary key is used to identify and join data from multiple sources. To use the primary key, you must first define it in the Data Federator Designer. This can be done by selecting the “Primary Key” option from the “Data Model” tab. Once defined, the primary key can be used to join data from multiple sources. 
  
  Tips & Tricks: 
  When defining a primary key in SAP BusinessObjects Data Federator, it is important to ensure that the field or combination of fields you select are unique for each row in the table. This will ensure that data integrity and accuracy are maintained when joining data from multiple sources. 
  
  Related Information: 
  For more information on using primary keys in SAP BusinessObjects Data Federator, please refer to the official documentation here: https://help.sap.com/viewer/product/SAP_BUSINESSOBJECTS_DATA_FEDERATOR/14.2/en-US