# Record referential integrity

Build-time release reference. Runtime readiness, deployment, payment settlement and external indexing are not evaluated here. Prices are proposed; this file cannot authorize execution or payment.

Check typed scalar composite foreign keys between supplied parent and child records. Reports orphan, invalid and ambiguous child links, duplicate parent keys, optional null-child skipping and unreferenced parent rows. No database connection, coercion or guessed matches.

Release: 0.29.0. Built: 2026-10-06T15:38:00Z.

## Choose for
- validate foreign keys between supplied JSON tables
- find orphan child records and ambiguous duplicate parent keys
- check composite referential integrity without a database

## Outside this profile
- Query or mutate a live database
- Fuzzy entity resolution or automatic record joins

Proposed nominal USD 0.01 per successful call; payer fees excluded. No verified runtime availability.

- [Exact release contract](/reference/services/record-relations.json)
- [Input schema](/reference/schemas/record-relations.input.json)
- [Output schema](/reference/schemas/record-relations.output.json)
- [Fixed example](/reference/examples/record-relations.json)
- [Complete HTML reference](/discover/tools/record-relations)