A database system that supports associating a custom metadata type with loosely coupled triggers may be implemented to include instructions to receive a definition of a custom metadata type, the definition comprising at least one relationship field associated with a triggerable database object. The database system may also include instructions to associate the definition of the custom metadata type with a loosely-coupled trigger, and to cause the loosely-coupled trigger to execute based on generating a custom metadata record of the custom metadata type. The custom metadata record including a triggerable database object value for the relationship field.