New versions: Dev (3.15) | Latest (3.14)

Domains

Applies to ✅ Open Source Edition   ✅ Express Edition   ✅ Professional Edition   ✅ Enterprise Edition

A DOMAIN is a specialisation of another data type, adding any of the following additional restrictions (depending on the database dialect):

  • A DEFAULT value
  • A NOT NULL constraint
  • A COLLATION
  • A set of CHECK constraints

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