generated: '2026-07-21'
method: derived
source: openapi/sparetech-sync-v1-openapi.json
summary: >-
  Entity-relationship graph derived from the Sparetech Sync API v1 OpenAPI schemas.
  The domain is ERP material-master synchronization: a Material is created,
  changed or extended through approval-workflow "intent" entities.
entities:
- name: Material
  key: reference
  attributes: [reference, plant, material]
  notes: The material master record synced to/from the customer ERP; keyed by reference and scoped to a plant.
- name: CreationIntent
  key: id
  attributes: [id, createdAt, createdBy, approvedBy, status, metadata]
- name: ChangeIntent
  key: id
  attributes: [id, createdAt, createdBy, approvedBy, status, materialNumber, plant, metadata]
- name: ExtensionIntent
  key: id
  attributes: [id, createdAt, createdBy, approvedBy, status, materialNumber, metadata]
relationships:
- from: ChangeIntent
  to: Material
  type: belongs_to
  via: materialNumber
- from: ExtensionIntent
  to: Material
  type: belongs_to
  via: materialNumber
- from: CreationIntent
  to: Material
  type: has_one
  via: confirmation
  notes: Confirming a CreationIntent results in a new Material master record.