referential integrity

15 pts.
Tags:
Database
quick question about referential integrity: let's say i have 4 tables: A table has NAME B table has NAME, CODE C table has CODE D table has NAME, CODE, ELSE A (NAME) is referenced by B (NAME)and C (CODE) is Referenced by B (CODE) if i reference B (NAME, CODE) from D, do i need to reference A (NAME) and C (CODE) as well (from D)

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Hi,

I think you’ve got it covered without referencing A and C to D.

Regards,

Martin Gilbert.

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