What is foreign key SQL?

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Tags

  1. #constraint
  2. #appear
  3. #purpose
  4. #table
  5. #values
  6. #permitted
  7. #words
  8. #columns
  9. #database
  10. #references
  11. #referential
  12. #ensure
  13. #another
  14. #other
  15. #integrity
  16. #often
  17. #column
  18. #primary
  19. #foreign
  20. #supposed