xs:override overriding an element declaration Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. xs:override overriding an element declaration which is referenced in the overridden schema doc Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. xs:override including a declaration which overrides nothing in the overridden schema Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. xs:override including a declaration outside the xs:override Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. xs:override of an attribute declaration Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. xs:override of self-referential element declaration Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. xs:override of model group declaration Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. xs:override of an attribute group declaration Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. Double override. Depends on schema documents in over003 Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. Override a simple type Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. Override a simple type incorrectly by restricting its former self Override a complex type Valid, satisfies the overriding declaration. Invalid. Invalid. Override a complex type with a simple type. This is not in fact an error: the override is simply ignored. Changed status to valid. See bug 14442. Override a complex type by self-restriction Override a notation Valid, satisfies the overriding declaration. Valid, satisfies the overriding element declaration. Invalid. Invalid. Override schema with wrong namespace Override schema with wrong namespace Override declaration in a target namespace Valid, satisfies the overriding declaration. Invalid. Invalid. Chameleon Override declaration Valid, satisfies the overriding declaration. Invalid. Invalid. Indirect chameleon Override declaration (uses over019) Valid, satisfies the overriding declaration. Invalid. Invalid. Override the same thing twice Override the same thing twice A permissible circular xs:override (doesn't work in Saxon 9.3) Valid, satisfies the overriding declaration. Invalid, uses content model before override. Invalid, unknown element declaration. Disallowed circular xs:override Can't reference components unless the namespace is imported A child of xs:override that doesn't override anything is ignored, so the reference to it is a dangling references which makes the schema invalid Override a notation. Was over015. See bug 14388 Invalid, cannot validate against xs:NOTATION directly, only against a subtype with an enumeration facet.