What is 'foreign key table' in SAP BC-DWB-DIC - ABAP Dictionary?

foreign key table - Overview

• Component: BC-DWB-DIC

• Component Name: ABAP Dictionary

• Description: A database table that contains foreign keys and is checked against the check table using the foreign key dependency.

foreign key table - Details

• 
  Key Concepts: 
  A foreign key table is a table in the ABAP Dictionary that contains foreign keys. A foreign key is a field or set of fields in a table that uniquely identifies a row in another table. It is used to establish and enforce relationships between tables. 
  
  How to use it: 
  In the ABAP Dictionary, you can create a foreign key table by selecting the “Foreign Key Table” option from the “Table Type” drop-down menu. You can then specify the fields that will be used as the foreign key, as well as the table that it references. Once created, you can use the foreign key table to enforce relationships between tables and ensure data integrity. 
  
  Tips & Tricks: 
  When creating a foreign key table, make sure to select the appropriate fields for the foreign key. It is also important to ensure that the referenced table contains unique values for each row, as this will ensure that the relationship is enforced correctly. 
  
  Related Information: 
  For more information on foreign keys and how to use them in the ABAP Dictionary, please refer to SAP Help documentation on BC-DWB-DIC ABAP Dictionary.