xsd.IdentityConstraintCategory

The xsd.IdentityConstraintCategory enumeration provides values for the xsd.IdentityConstraintDefinition.identity_constraint_category property.

Constants

xsd.IdentityConstraintCategory.KEY

The xsd.IdentityConstraintDefinition asserts uniqueness as for UNIQUE. KEY further asserts that all selected content actually has such tuples.

xsd.IdentityConstraintCategory.KEYREF

The xsd.IdentityConstraintDefinition asserts a correspondence, with respect to the content identified by selector, of the tuples resulting from evaluation of the fields XPath expression(s), with those of the referenced key.

xsd.IdentityConstraintCategory.UNIQUE

The xsd.IdentityConstraintDefinition asserts uniqueness, with respect to the content identified by selector, of the tuples resulting from evaluation of the fields XPath expression(s).