The association struct for has_one and has_many through associations.

Its fields are:

  • cardinality - The association cardinality
  • field - The name of the association field on the schema
  • owner - The schema where the association was defined
  • owner_key - The key on the owner schema used for the association
  • through - The through associations
  • relationship - The relationship to the specified schema, default :child

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