Teradata Question:
Which two statements are true about a foreign key?
Answer:
Each Foreign Key must exist as a Primary Key.
Foreign Keys can change values over time.
first : True
second : False
1. Foreign Keys can change values over time.
2. Each Foreign Key must exist as a Primary Key.
Foreign Keys can change values over time.
first : True
second : False
1. Foreign Keys can change values over time.
2. Each Foreign Key must exist as a Primary Key.
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