ISO 10303-41:2021(E)


Integrated generic resource: Fundamentals of product description and support	ISO 10303-41:2021(E) © ISO

Cover page
Table of contents
Copyright
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
3.1 Terms and definitions
3.2 Abbreviated terms
4 Action
4.1 General
4.2 Fundamental concepts and assumptions
4.3 Action type definitions
4.4 Action entity definitions
4.5 Action function definitions
5 Application context
5.1 General
5.2 Fundamental concepts and assumptions
5.3 Application context type definitions
5.4 Application context entity definitions
6 Approval
6.1 General
6.2 Fundamental concepts and assumptions
6.3 Approval type definitions
6.4 Approval entity definitions
6.5 Approval function definitions
7 Basic attribute
7.1 General
7.2 Fundamental concepts and assumptions
7.3 Basic attribute type definitions
7.4 Basic attribute entity definitions
7.5 Basic attribute function definitions
8 Certification
8.1 General
8.2 Fundamental concepts and assumptions
8.3 Certification entity definitions
9 Contract
9.1 General
9.2 Fundamental concepts and assumptions
9.3 Contract entity definitions
9.4 Contract function definitions
10 Date time
10.1 General
10.2 Fundamental concepts and assumptions
10.3 Date time type definitions
10.4 Date time entity definitions
10.5 Date time function definitions

11 Document
11.1 General
11.2 Fundamental concepts and assumptions
11.3 Document type definition
11.4 Document entity definitions
11.5 Document function definitions
12 Effectivity
12.1 General
12.2 Fundamental concepts and assumptions
12.3 Effectivity type definitions
12.4 Effectivity entity definitions
12.5 Effectivity function definitions
13 Experience
13.1 General
13.2 Fundamental concepts and assumptions
13.3 Experience entity definitions
13.4 Experience function definitions
14 External reference
14.1 General
14.2 Fundamental concepts and assumptions
14.3 External reference type definitions
14.4 External reference entity definitions
14.5 External reference function definitions
15 Group
15.1 General
15.2 Fundamental concepts and assumptions
15.3 Group type definition
15.4 Group entity definitions
15.5 Group function definitions
16 Language
16.1 General
16.2 Fundamental concepts and assumptions
16.3 Language entity definition
17 Location
17.1 General
17.2 Fundamental concepts and assumptions
17.3 Location entity definitions
17.4 Location function definitions
18 Management resources
18.1 General
18.2 Fundamental concepts and assumptions
18.3 Management resources type definitions
18.4 Management resources entity definitions
18.5 Management resources function definitions

Annex G
(informative)

Change history

G.1 General

This annex documents the history of technical modifications made to ISO/TS 10303-41.

Unless otherwise specified all modifications are upwardly compatible to the previous edition. Modifications to EXPRESS specifications are upwardly compatible if:

instances encoded according to ISO 10303-21, and that conform to an ISO 10303 application protocol based on the previous edition of this document, also conform to a revision of that application protocol based on this edition of this document;
interfaces that conform to ISO 10303-22 and to an ISO 10303 application protocol based on the previous edition of this document, also conform to a revision of that application protocol based on this edition of this document;
the mapping tables of ISO 10303 application protocols based on the previous edition of this document remain valid in a revision of that application protocol based on this edition of this document.

G.2 Changes made in edition 2

G.2.1 Summary of changes

The second edition of this document incorporated the modifications to the first edition listed below.

G.2.2 Changes made to schema action_schema

The definitions of the following EXPRESS entity data types were modified:

action;
action_directive;
action_method;
action_method_relationship;
action_relationship;
action_request_solution;
action_request_status;
action_resource;
action_resource_relationship;
action_resource_type;
action_status;
directed_action;
executed_action;
supported_item;
versioned_action_request.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY action;
ENTITY action_directive;
ENTITY action_method;
ENTITY action_method_relationship;
ENTITY action_relationship;
ENTITY action_request_solution;
ENTITY action_resource;
ENTITY action_resource_relationship;
ENTITY versioned_action_request;
FUNCTION acyclic_action_method_relationship;
FUNCTION acyclic_action_relationship;
FUNCTION acyclic_action_resource_relationship.

G.2.3 Changes made to schema application_context_schema

The definitions of the following EXPRESS entity data types were modified:

application_context_element;
application_context;
application_protocol_definition;
library_context;
product_concept_context;
product_context;
product_definition_context.

The following EXPRESS declarations and interface specifications have been added:

ENTITY application_context_relationship.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY application_context.

G.2.4 Changes made to schema approval_schema

The definitions of the following EXPRESS entity data types were modified:

approval;
approval_date_time;
approval_relationship;
approval_role;
approval_status.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY approval_date_time;
ENTITY approval_relationship;
ENTITY approval_role;
FUNCTION acyclic_approval_relationship.

G.2.5 Changes made to schema basic_attribute_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE description_attribute_select;
TYPE id_attribute_select;
TYPE name_attribute_select;
TYPE role_select;
ENTITY description_attribute;
ENTITY id_attribute;
ENTITY name_attribute;
ENTITY object_role;
ENTITY role_association;
FUNCTION get_description_value;
FUNCTION get_id_value;
FUNCTION get_name_value;
FUNCTION get_role.

G.2.6 Changes made to schema certification_schema

The definitions of the following EXPRESS entity data types were modified:

certification;
certification_type.

G.2.7 Changes made to schema contract_schema

The definitions of the following EXPRESS entity data types were modified:

contract_type.

The following EXPRESS declarations and interface specifications have been added:

ENTITY contract_relationship;
FUNCTION acyclic_contract_relationship.

G.2.8 Changes made to schema date_time_schema

The definitions of the following EXPRESS entity data types were modified:

calendar_date;
coordinated_universal_time_offset;
date_role;
date_time_role;
date_time_select;
hour_in_day;
local_time;
ordinal_date;
time_role;
year_number.

The following EXPRESS declarations and interface specifications have been added:

TYPE date_time_or_event_occurrence;
ENTITY event_occurrence;
ENTITY event_occurrence_context_role;
ENTITY event_occurrence_relationship;
ENTITY event_occurrence_role;
ENTITY relative_event_occurrence;
ENTITY time_interval;
ENTITY time_interval_relationship;
ENTITY time_interval_role;
ENTITY time_interval_with_bounds;
FUNCTION acyclic_event_occurrence_relationship;
FUNCTION acyclic_time_interval_relationship.

The following EXPRESS declarations and interface specifications have been modified:

TYPE ahead_or_behind;
TYPE day_in_month_number;
TYPE day_in_year_number;
TYPE second_in_minute;
ENTITY coordinated_universal_time_offset;
ENTITY date_role;
ENTITY date_time_role;
ENTITY time_role;
ENTITY week_of_year_and_day_date;
FUNCTION valid_calendar_date.

G.2.9 Changes made to schema document_schema

The definitions of the following EXPRESS entity data types were modified:

document;
document_relationship;
document_type;
document_with_class.

The following EXPRESS declarations and interface specifications have been added:

TYPE product_or_formation_or_definition;
ENTITY document_product_association;
ENTITY document_representation_type.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY document;
ENTITY document_relationship;
FUNCTION acyclic_document_relationship.

G.2.10 Changes made to schema effectivity_schema

The definitions of the following EXPRESS entity data types were modified:

dated_effectivity;
effectivity;
lot_effectivity;
serial_numbered_effectivity.

The following EXPRESS declarations and interface specifications have been added:

ENTITY effectivity_relationship;
ENTITY time_interval_based_effectivity;
FUNCTION acyclic_effectivity_relationship.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY dated_effectivity;
ENTITY effectivity.

G.2.11 Changes made to schema external_reference_schema

The definitions of the following EXPRESS entity data types were modified:

external_source_relationship;
externally_defined_item;
pre_defined_item;
source_item.

The following EXPRESS declarations and interface specifications have been added:

ENTITY externally_defined_item_relationship;
FUNCTION acyclic_externally_defined_item_relationship.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY external_source;
ENTITY external_source_relationship;
FUNCTION acyclic_external_source_relationship.

G.2.12 Changes made to schema group_schema

The definitions of the following EXPRESS entity data types were modified:

group_relationship.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY group;
ENTITY group_relationship;
FUNCTION acyclic_group_relationship.

G.2.13 Changes made to schema management_resources_schema

The definitions of the following EXPRESS entity data types were modified:

external_referent_assignment;
library_assignment;
name_assignment.

The following EXPRESS declarations and interface specifications have been added:

TYPE attribute_type;
ENTITY action_method_assignment;
ENTITY action_method_role;
ENTITY attribute_classification_assignment;
ENTITY attribute_value_assignment;
ENTITY attribute_value_role;
ENTITY classification_assignment;
ENTITY classification_role;
ENTITY document_usage_constraint_assignment;
ENTITY document_usage_role;
ENTITY effectivity_context_assignment;
ENTITY effectivity_context_role;
ENTITY event_occurrence_assignment;
ENTITY event_occurrence_context_assignment;
ENTITY external_identification_assignment;
ENTITY identification_assignment;
ENTITY identification_assignment_relationship;
ENTITY identification_role;
ENTITY organizational_project_assignment;
ENTITY organizational_project_role;
ENTITY time_interval_assignment;
FUNCTION acyclic_identification_assignment_relationship.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY action_assignment;
ENTITY action_request_assignment;
ENTITY approval_assignment;
ENTITY certification_assignment;
ENTITY contract_assignment;
ENTITY document_reference;
ENTITY effectivity_assignment;
ENTITY external_referent_assignment;
ENTITY group_assignment;
ENTITY name_assignment;
ENTITY security_classification_assignment.

G.2.14 Changes made to schema measure_schema

The definitions of the following EXPRESS entity data types were modified:

amount_of_substance_measure_with_unit;
amount_of_substance_unit;
area_measure_with_unit;
area_unit;
context_dependent_measure;
context_dependent_unit;
conversion_based_unit;
derived_unit_element;
descriptive_measure;
dimensional_exponents;
electric_current_measure_with_unit;
electric_current_unit;
global_unit_assigned_context;
length_measure_with_unit;
length_unit;
luminous_intensity_unit;
luminous_intensity_measure_with_unit;
mass_measure_with_unit;
mass_unit;
named_unit;
parameter_value;
plane_angle_measure_with_unit;
plane_angle_unit;
ratio_measure_with_unit;
ratio_unit;
si_unit;
solid_angle_measure_with_unit;
solid_angle_unit;
thermodynamic_temperature_measure_with_unit;
thermodynamic_temperature_unit;
time_measure_with_unit;
time_unit;
volume_measure_with_unit;
volume_unit.

The following EXPRESS declarations and interface specifications have been added:

TYPE celsius_temperature_measure;
ENTITY celsius_temperature_measure_with_unit.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY derived_unit;
ENTITY si_unit;
FUNCTION dimensions_for_si_unit.

G.2.15 Changes made to schema person_organization_schema

The definitions of the following EXPRESS entity data types were modified:

address;
organization_relationship;
organization_role;
organizational_project;
person_and_organization_role;
person_organization_select;
person_role.

The following EXPRESS declarations and interface specifications have been added:

ENTITY organizational_project_relationship;
FUNCTION acyclic_organizational_project_relationship.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY organization;
ENTITY organization_relationship;
ENTITY organization_role;
ENTITY organizational_address;
ENTITY organizational_project;
ENTITY person;
ENTITY person_and_organization;
ENTITY person_and_organization_role;
ENTITY person_role;
ENTITY personal_address;
FUNCTION acyclic_organization_relationship.

G.2.16 Changes made to schema product_definition_schema

The definitions of the following EXPRESS entity data types were modified:

product;
product_category;
product_category_relationship;
product_definition;
product_definition_effectivity;
product_definition_formation_relationship;
product_definition_formation_with_specified_source;
product_definition_relationship;
product_definition_substitute;
source.

The following EXPRESS declarations and interface specifications have been added:

ENTITY product_definition_context_association;
ENTITY product_definition_context_role;
ENTITY product_relationship;
FUNCTION acyclic_product_relationship;
FUNCTION get_product_definitions.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY product;
ENTITY product_category_relationship;
ENTITY product_definition;
ENTITY product_definition_effectivity;
ENTITY product_definition_formation;
ENTITY product_definition_formation_relationship;
ENTITY product_definition_relationship;
ENTITY product_definition_substitute;
FUNCTION acyclic_product_category_relationship;
FUNCTION acyclic_product_definition_formation_relationship;
FUNCTION acyclic_product_definition_relationship.

G.2.17 Changes made to schema product_property_definition_schema

The definitions of the following EXPRESS entity data types were modified:

characterized_definition;
characterized_object;
characterized_product_definition;
product_definition_shape;
property_definition;
shape_aspect;
shape_aspect_relationship;
shape_definition.

The following EXPRESS declarations and interface specifications have been added:

TYPE derived_property_select;
ENTITY characterized_object_relationship;
ENTITY general_property;
ENTITY general_property_association;
ENTITY general_property_relationship;
FUNCTION acyclic_characterized_object_relationship;
FUNCTION acyclic_general_property_relationship;
FUNCTION get_shape_aspects.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY characterized_object;
ENTITY product_definition_shape;
ENTITY property_definition;
ENTITY shape_aspect;
ENTITY shape_aspect_relationship;
FUNCTION acyclic_shape_aspect_relationship.

G.2.18 Changes made to schema product_property_representation_schema

The definitions of the following EXPRESS entity data types were modified:

context_dependent_shape_representation;
property_definition_representation;
shape_definition_representation;
shape_representation;
shape_representation_relationship.

The following EXPRESS declarations and interface specifications have been added:

TYPE represented_definition;
ENTITY item_identified_representation_usage;
FUNCTION get_property_definition_representations.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY context_dependent_shape_representation;
ENTITY property_definition_representation;
ENTITY shape_definition_representation;
FUNCTION relatives_of_product_definitions;
FUNCTION relatives_of_shape_representations.

G.2.19 Changes made to schema security_classification_schema

The definitions of the following EXPRESS entity data types were modified:

security_classification;
security_classification_level.

G.2.20 Changes made to schema support_resource_schema

The definitions of the following EXPRESS entity data types were modified:

identifier;
label;
text.

The following EXPRESS declarations and interface specifications have been added:

FUNCTION type_check_function.

The following EXPRESS declarations and interface specifications have been modified:

FUNCTION bag_to_set.

G.3 Changes made in edition 3

G.3.1 Summary of changes

The third edition of this document incorporated the modifications to the second edition listed below.

This also incorporates the modifications of Technical Corrigenda 1 and Technical Corrigenda 2.

The following EXPRESS schemas have been added:

experience_schema;
location_schema;
qualifications_schema.

G.3.2 Changes made to schema action_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY versioned_action_request_relationship;
FUNCTION acyclic_versioned_action_request_relationship.

G.3.3 Changes made to schema date_time_schema

The definitions of the following EXPRESS entity data types were modified:

date.

The following EXPRESS declarations and interface specifications have been added:

ENTITY year_month.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY date.

G.3.4 Changes made to schema document_schema

The definitions of the following EXPRESS entity data types have been modified:

document:
"E.g." replaced with "EXAMPLE".

G.3.5 Changes made to schema experience_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY experience;
ENTITY experience_relationship;
ENTITY experience_type;
ENTITY experience_type_relationship;
FUNCTION acyclic_experience_relationship;
FUNCTION acyclic_experience_type_relationship.

G.3.6 Changes made to schema location_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY location;
ENTITY location_relationship;
FUNCTION acyclic_location_relationship.

G.3.7 Changes made to schema management_resources_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY experience_assignment;
ENTITY experience_role;
ENTITY experience_type_assignment;
ENTITY experience_type_role;
ENTITY location_assignment;
ENTITY location_representation_assignment;
ENTITY location_representation_role;
ENTITY location_role;
ENTITY organization_type_assignment;
ENTITY organization_type_role;
ENTITY person_type_assignment;
ENTITY person_type_definition_assignment;
ENTITY person_type_definition_role;
ENTITY person_type_role;
ENTITY position_in_organization_assignment;
ENTITY position_in_organization_role;
ENTITY position_in_organization_type_assignment;
ENTITY position_in_organization_type_role;
ENTITY qualification_assignment;
ENTITY qualification_role;
ENTITY qualification_type_assignment;
ENTITY qualification_type_role.

G.3.8 Changes made to schema measure_schema

The definitions of the following EXPRESS entity data types were modified:

numeric_measure;
area_unit;
volume_unit.

The following EXPRESS declarations and interface specifications have been added:

TYPE absorbed_dose_measure;
TYPE acceleration_measure;
TYPE capacitance_measure;
TYPE conductance_measure;
TYPE dose_equivalent_measure;
TYPE electric_charge_measure;
TYPE electric_potential_measure;
TYPE energy_measure;
TYPE force_measure;
TYPE frequency_measure;
TYPE illuminance_measure;
TYPE inductance_measure;
TYPE luminous_flux_measure;
TYPE magnetic_flux_density_measure;
TYPE magnetic_flux_measure;
TYPE non_negative_length_measure;
TYPE power_measure;
TYPE pressure_measure;
TYPE radioactivity_measure;
TYPE resistance_measure;
TYPE velocity_measure;
ENTITY absorbed_dose_measure_with_unit;
ENTITY absorbed_dose_unit;
ENTITY acceleration_measure_with_unit;
ENTITY acceleration_unit;
ENTITY capacitance_measure_with_unit;
ENTITY capacitance_unit;
ENTITY conductance_measure_with_unit;
ENTITY conductance_unit;
ENTITY dose_equivalent_measure_with_unit;
ENTITY dose_equivalent_unit;
ENTITY electric_charge_measure_with_unit;
ENTITY electric_charge_unit;
ENTITY electric_potential_measure_with_unit;
ENTITY electric_potential_unit;
ENTITY energy_measure_with_unit;
ENTITY energy_unit;
ENTITY force_measure_with_unit;
ENTITY force_unit;
ENTITY frequency_measure_with_unit;
ENTITY frequency_unit;
ENTITY illuminance_measure_with_unit;
ENTITY illuminance_unit;
ENTITY inductance_measure_with_unit;
ENTITY inductance_unit;
ENTITY luminous_flux_measure_with_unit;
ENTITY luminous_flux_unit;
ENTITY magnetic_flux_density_measure_with_unit;
ENTITY magnetic_flux_density_unit;
ENTITY magnetic_flux_measure_with_unit;
ENTITY magnetic_flux_unit;
ENTITY power_measure_with_unit;
ENTITY power_unit;
ENTITY pressure_measure_with_unit;
ENTITY pressure_unit;
ENTITY radioactivity_measure_with_unit;
ENTITY radioactivity_unit;
ENTITY resistance_measure_with_unit;
ENTITY resistance_unit;
ENTITY si_absorbed_dose_unit;
ENTITY si_capacitance_unit;
ENTITY si_conductance_unit;
ENTITY si_dose_equivalent_unit;
ENTITY si_electric_charge_unit;
ENTITY si_electric_potential_unit;
ENTITY si_energy_unit;
ENTITY si_force_unit;
ENTITY si_frequency_unit;
ENTITY si_illuminance_unit;
ENTITY si_inductance_unit;
ENTITY si_magnetic_flux_density_unit;
ENTITY si_magnetic_flux_unit;
ENTITY si_power_unit;
ENTITY si_pressure_unit;
ENTITY si_radioactivity_unit;
ENTITY si_resistance_unit;
ENTITY velocity_measure_with_unit;
ENTITY velocity_unit.

The following EXPRESS declarations and interface specifications have been modified:

TYPE measure_value;
TYPE positive_length_measure;
ENTITY area_unit;
ENTITY conversion_based_unit;
ENTITY derived_unit;
ENTITY measure_with_unit;
ENTITY named_unit;
ENTITY volume_unit;
FUNCTION derive_dimensional_exponents;
FUNCTION valid_units.

G.3.9 Changes made to schema person_organization_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY organization_type;
ENTITY organization_type_relationship;
ENTITY person_type;
ENTITY person_type_definition;
ENTITY person_type_definition_formation;
ENTITY person_type_definition_relationship;
ENTITY position_in_organization;
ENTITY position_in_organization_relationship;
ENTITY position_in_organization_type;
FUNCTION acyclic_organization_type_relationship;
FUNCTION acyclic_person_type_definition_relationship;
FUNCTION acyclic_position_in_organization_relationship.

G.3.10 Changes made to schema product_definition_schema

The following EXPRESS declarations and interface specifications have been added:

FUNCTION categories_of_product.

G.3.11 Changes made to schema product_property_representation_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE chained_representation_link;
ENTITY chain_based_item_identified_representation_usage;
FUNCTION get_directed_link.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM representation_schema;
FUNCTION get_property_definition_representations
White-space removed from string literal expression: 'PRODUCT_PROPERTY_DEFINITION_SCHEMA.PROPERTY_DEFINITION.DEFINITION' .

G.3.12 Changes made to schema qualifications_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY qualification;
ENTITY qualification_relationship;
ENTITY qualification_type;
ENTITY qualification_type_relationship;
FUNCTION acyclic_qualification_relationship;
FUNCTION acyclic_qualification_type_relationship.

G.4 Changes made in edition 4

G.4.1 Summary of changes

The fourth edition of this document incorporated the modifications to the third edition listed below.

The following entity types had been introduced to support external element references outside the local population of entity instances:

component_path_shape_aspect;
externally_defined_item_with_multiple_references;
generic_product_definition_reference;
product_definition_reference;
product_definition_reference_with_local_representation.

The following entity types had been introduced to support the the characterization of objects:

characterized_chain_based_item_within_representation;
characterized_item_within_representation;
characterized_product.

The following select types from the basic_attribute_schema had been converted into extensible selects and then extended in several other schemas:

description_attribute_select;
id_attribute_select;
name_attribute_select;
role_select.

G.4.2 Changes made to schema action_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE acs_description_attribute_select;
TYPE acs_id_attribute_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema;
ENTITY versioned_action_request.

G.4.3 Changes made to schema application_context_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE acs_description_attribute_select;
TYPE acs_id_attribute_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.4.4 Changes made to schema approval_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE apps_description_attribute_select;
TYPE apps_role_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.4.5 Changes made to schema basic_attribute_schema

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM description_attribute_select;
REFERENCE_FROM id_attribute_select;
REFERENCE_FROM name_attribute_select;
REFERENCE_FROM role_select.

The following EXPRESS declarations and interface specifications have been removed:

REFERENCE_FROM action_schema;
REFERENCE_FROM application_context_schema;
REFERENCE_FROM approval_schema;
REFERENCE_FROM configuration_management_schema;
REFERENCE_FROM date_time_schema;
REFERENCE_FROM effectivity_schema;
REFERENCE_FROM external_reference_schema;
REFERENCE_FROM group_schema;
REFERENCE_FROM management_resources_schema;
REFERENCE_FROM measure_schema;
REFERENCE_FROM person_organization_schema;
REFERENCE_FROM product_definition_schema;
REFERENCE_FROM product_property_definition_schema;
REFERENCE_FROM product_property_representation_schema;
REFERENCE_FROM representation_schema.

G.4.6 Changes made to schema date_time_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE dts_description_attribute_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.4.7 Changes made to schema effectivity_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE effs_description_attribute_select;
TYPE effs_name_attribute_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema;
ENTITY dated_effectivity.

G.4.8 Changes made to schema external_reference_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE ers_description_attribute_select;
ENTITY externally_defined_item_with_multiple_references.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.4.9 Changes made to schema group_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE gs_id_attribute_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.4.10 Changes made to schema management_resources_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE mrs_role_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.4.11 Changes made to schema measure_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE s_name_attribute_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.4.12 Changes made to schema person_organization_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE pos_description_attribute_select;
TYPE pos_id_attribute_select;
TYPE pos_name_attribute_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.4.13 Changes made to schema product_definition_schema

The following EXPRESS declarations and interface specifications have been added:

REFERENCE_FROM product_structure_schema;
TYPE pds_id_attribute_select;
TYPE pds_name_attribute_select;
TYPE product_definition_or_reference;
ENTITY characterized_product;
ENTITY generic_product_definition_reference;
ENTITY product_definition_reference;
ENTITY product_definition_reference_with_local_representation.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema;
ENTITY product_definition_relationship.

G.4.14 Changes made to schema product_property_definition_schema

The following EXPRESS declarations and interface specifications have been added:

REFERENCE_FROM product_structure_schema;
TYPE internal_or_reflected_shape_aspect;
TYPE multi_or_next_assembly_usage_occurrence;
TYPE ppds_id_attribute_select;
ENTITY component_path_shape_aspect.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema;
ENTITY shape_aspect.

G.4.15 Changes made to schema product_property_representation_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE item_identified_representation_usage_definition;
TYPE item_identified_representation_usage_select;
TYPE pprs_name_attribute_select;
ENTITY characterized_chain_based_item_within_representation;
ENTITY characterized_item_within_representation.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema;
REFERENCE_FROM product_property_definition_schema;
ENTITY chain_based_item_identified_representation_usage;
ENTITY item_identified_representation_usage;
ENTITY representation_schema;
ENTITY shape_definition_representation;
FUNCTION get_directed_link.

G.4.16 Changes made to schema support_resource_schema

The following EXPRESS declarations and interface specifications have been modified:

FUNCTION type_check_function.

G.5 Changes made in edition 5

G.5.1 Summary of changes

The fifth edition of this document incorporated the modifications to the fourth edition listed below.

G.5.2 Changes made to schema basic_attribute_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE generic_attribute_list_select;
TYPE generic_attribute_select;
ENTITY aggregate_id_attribute;
ENTITY generic_attribute;
ENTITY generic_attribute_assignment;
ENTITY generic_attribute_list_assignment;
FUNCTION get_aggregate_id_value.

G.5.3 Changes made to schema measure_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY positive_length_measure_with_unit;
ENTITY positive_plane_angle_measure_with_unit.

G.5.4 Changes made to schema person_organization_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE pos_generic_attribute_list_select;
TYPE pos_generic_attribute_select.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.5.5 Changes made to schema product_definition_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY product_definition_relationship_relationship.

The following EXPRESS declarations and interface specifications have been modified:

TYPE product_definition_or_reference.

G.5.6 Changes made to schema product_property_definition_schema

The following EXPRESS declarations and interface specifications have been added:

REFERENCE_FROM product_property_representation_schema;
REFERENCE_FROM shape_dimension_schema;
REFERENCE_FROM shape_tolerance_schema;
TYPE characterized_item;
TYPE shape_aspect_or_characterized_object;
ENTITY constituent_shape_aspect;
ENTITY shape_aspect_occurrence;
FUNCTION acyclic_shape_aspect;
FUNCTION acyclic_shape_aspect_occurrence.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM product_definition_schema;
REFERENCE_FROM product_structure_schema;
TYPE characterized_definition;
TYPE characterized_product_definition;
TYPE derived_property_select;
ENTITY general_property_association;
ENTITY shape_aspect.

G.5.7 Changes made to schema product_property_representation_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY shape_representation_reference.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM representation_schema;
ENTITY characterized_item_within_representation
The change corrected the EXPRESS layout to align to directives;
ENTITY item_identified_representation_usage;
ENTITY shape_representation_relationship.

TYPE as_role_select;
ENTITY action_directive_relationship;
ENTITY directed_action_assignment;
FUNCTION acyclic_action_directive_relationship.

The following EXPRESS declarations and interface specifications have been modified:

REFERENCE_FROM basic_attribute_schema.

G.6.3 Changes made to schema basic_attribute_schema

ENTITY basic_attribute's description updated.

G.6.4 Changes made to schema application_context_schema

The following EXPRESS declarations and interface specifications have been added:

REFERENCE_FROM language_schema;
REFERENCE_FROM management_resources_schema;
REFERENCE_FROM person_organization_schema;
TYPE exchange_identification_context_select;
ENTITY dependent_product_definition_exchange_context;
ENTITY identification_dependent_product_definition_exchange_context;
ENTITY language_dependent_product_definition_exchange_context.

G.6.5 Changes made to schema effectivity_schema

The following EXPRESS declarations and interface specifications have been added:

REFERENCE_FROM action_schema;
ENTITY condition;
ENTITY conditional_configuration;
ENTITY conditional_effectivity.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY effectivity_relationship.

G.6.6 Changes made to schema language_schema

Added new language schema

The following EXPRESS declarations and interface specifications have been added:

REFERENCE_FROM group_schema;
ENTITY language.

G.6.7 Changes made to schema management_resources_schema

The following EXPRESS declarations and interface specifications have been added:

TYPE assignment_object_select;
ENTITY assignment_object_relationship;
ENTITY classification_assignment_relationship;
ENTITY external_identification_assignment_relationship;
FUNCTION acyclic_assignment_object_relationship;
FUNCTION acyclic_classification_assignment_relationship;
FUNCTION acyclic_external_identification_assignment_relationship.

G.6.8 Changes made to schema product_definition_schema

The following EXPRESS declarations and interface specifications have been added:

ENTITY alternative_solution_relationship;
ENTITY final_solution;
FUNCTION acyclic_alternative_solution_relationship.

G.6.9 Changes made to schema product_property_definition_schema

Editorial enhancements.

G.6.10 Changes made to schema product_property_representation_schema

The following EXPRESS declarations and interface specifications have been added:

REFERENCE_FROM product_structure_schema;
ENTITY specified_occurrence_context_dependent_shape_representation.

FUNCTION acyclic_action_method_relationship.

G.7.3 Changes made to schema product_definition_schema

The following EXPRESS declarations and interface specifications have been modified:

FUNCTION acyclic_alternative_solution_relationship.

G.7.4 Changes made to schema product_property_definition_schema

The following EXPRESS declarations and interface specifications have been added:

FUNCTION get_product_definition_shape.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY constituent_shape_aspect.

The following EXPRESS declarations and interface specifications have been removed:

FUNCTION get_root_shape_aspect.

G.7.5 Changes made to schema product_property_representation_schema

The following EXPRESS declarations and interface specifications have been added:

FUNCTION valid_identified_item_in_representation.

The following EXPRESS declarations and interface specifications have been modified:

ENTITY context_dependent_shape_representation
EXPRESS definition layout and documentation updated;
ENTITY item_identified_representation_usage
WHERE 'WR1' expression changed and 'WR2' deleted.

Annex G (informative)Change history

Annex G
(informative)

Change history