IBM BPM, V8.0.1, All platforms > Get started with IBM BPM > Key concepts > Relationships
Relationship service APIs
Relationships can be invoked programmatically through the relationship service APIs, within or outside of business object maps.
Three API types are available:
- Relationship instance manipulation APIs (including create, update, delete instance data directly)
- Relationship pattern support APIs (including correlate(), correlateforeignKeyLookup)
- Relationship lookup patterns (lookup APIs)
Related information:
Reference: Generated API and SPI documentation