generated: '2026-07-20'
method: derived
source: openapi/teachers-mutual-bank-cds-banking-products-openapi.yml (BankingProduct* schemas)
note: >-
  Entity-relationship graph for the public Product Reference Data domain, derived from
  the CDS Banking schemas. Only the product-catalogue entities are in the public
  unauthenticated surface; consumer entities (accounts, transactions) require CDR
  accreditation and are out of scope here.
entities:
- name: BankingProduct
  description: A summary banking product returned by the product list.
  key: productId
- name: BankingProductDetail
  description: Full detail for a single product (extends BankingProduct).
  key: productId
- name: BankingProductFeature
  description: A feature of a product (e.g. card access, digital wallet).
- name: BankingProductConstraint
  description: A constraint on a product (e.g. min balance, max limit).
- name: BankingProductEligibility
  description: An eligibility criterion for a product.
- name: BankingProductFee
  description: A fee associated with a product.
- name: BankingProductDepositRate
  description: A deposit interest rate for a product.
- name: BankingProductLendingRate
  description: A lending interest rate for a product.
relationships:
- from: BankingProductDetail
  to: BankingProduct
  type: extends
  via: productId
- from: BankingProductDetail
  to: BankingProductFeature
  type: has_many
  via: features
- from: BankingProductDetail
  to: BankingProductConstraint
  type: has_many
  via: constraints
- from: BankingProductDetail
  to: BankingProductEligibility
  type: has_many
  via: eligibility
- from: BankingProductDetail
  to: BankingProductFee
  type: has_many
  via: fees
- from: BankingProductDetail
  to: BankingProductDepositRate
  type: has_many
  via: depositRates
- from: BankingProductDetail
  to: BankingProductLendingRate
  type: has_many
  via: lendingRates
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com