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adasdsdew adasdsdew
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6 years ago
Surrogate primary keys are especially helpful when there is no _____ key.
 a. primary b. natural
  c. foreign d. composite
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nopronopro
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6 years ago
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adasdsdew Author
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6 years ago
Brilliant
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Yesterday
This helped my grade so much Perfect
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2 hours ago
Thanks
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