subject_area Struct Reference

Represents a subdivision within a data domain. More...

#include <subject_area.hpp>

Collaboration diagram for subject_area:

Public Attributes
int	version = 0
	Version number for optimistic locking and change tracking.
std::string	name
	Name of this subject area within its domain.
std::string	domain_name
	Name of the data domain this subject area belongs to.
std::string	description
	Human-readable description of the subject area's purpose.
std::string	recorded_by
	Username of the person who last modified this subject area.
std::string	change_commentary
	Free-text commentary explaining the change.
std::chrono::system_clock::time_point	recorded_at
	Timestamp when this version of the record was recorded.

Detailed Description

Represents a subdivision within a data domain.

Subject areas provide finer-grained categorization within a data domain. For example, within "Reference Data" domain, subject areas might include "Currencies", "Countries", "Parties", etc.

Subject areas are uniquely identified by the combination of their name and the data domain they belong to (composite key).

Member Data Documentation

name

std::string name

Name of this subject area within its domain.

Part of the composite key (name + domain_name). Examples: "Currencies", "Countries", "Parties".

domain_name

std::string domain_name

Name of the data domain this subject area belongs to.

Part of the composite key. References data_domain.name (soft FK).