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pervasiveness of surrogate (also called synthetic) keys

  • From: Jim Irrer <irrer(at)umich(dot)edu>
  • To: pgsql-general(at)postgresql(dot)org
  • Cc: Jim Irrer <irrer(at)umich(dot)edu>
  • Subject: pervasiveness of surrogate (also called synthetic) keys
  • Date: Thu, 28 Apr 2011 13:29:31 -0400
  • Message-id: <BANLkTikr7ii5CtskEMa53tRtdtwP2hNa_g@mail.gmail.com> <text/plain>
A colleague of mine insists that using surrogate keys is the
common practice by an overwhelming margin in relational databases and
that they are used in 99 percent of large installations.  I agree that many
situations benefit from them, but are they really as pervasive
as he claims?

Thanks,

- Jim
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