Schema: Product_version_relationship_arm
SCHEMA Product_version_relationship_arm;
USE FROM
Product_version_arm;
-- ISO/TS 10303-1018
ENTITY Product_version_relationship;
relation_type :
OPTIONAL
STRING;
description :
OPTIONAL
STRING;
relating_version : Product_version;
related_version : Product_version;
WHERE
WR1: relating_version :<>: related_version;
WR2: EXISTS(relation_type) OR (TYPEOF(SELF\Product_version_relationship) <> TYPEOF(SELF));
END_ENTITY;
ENTITY Supplied_part_relationship
SUBTYPE OF (Product_version_relationship);
WHERE
WR1: SELF\Product_version_relationship.relation_type IN ['supplied item', 'supplied document'];
END_ENTITY;
END_SCHEMA; -- Product_version_relationship_arm