should i have dedicated primary pivotal field?


i'm conceptualizing little sql database used web application.



let's contend sole list name domain twin rows certified have same value. however, users means change name domain during any time.



the primary pivotal list used unfamiliar pivotal tables. name domain used primary key, any changes need propagated those tables. hand, aberration requirement burnished automatically.



my instinct supplement an integer domain act primary key, automatically populated database. there any indicate carrying domain rubbish time?



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