text: ALTER TABLE AWARD_PERSON_CREDIT_SPLITS ADD CONSTRAINT FK_AP_CREDIT_SPLIT_AP
  FOREIGN KEY (AWARD_PERSON_ID) REFERENCES AWARD_PERSONS(AWARD_PERSON_ID);
  
  ALTER TABLE AWARD_PERSON_CREDIT_SPLITS ADD CONSTRAINT FK_AP_CREDIT_SPLIT_ICT
  FOREIGN KEY (INV_CREDIT_TYPE_CODE) REFERENCES INV_CREDIT_TYPE(INV_CREDIT_TYPE_CODE);
  
  CREATE UNIQUE INDEX UNQ_AP_CREDIT_SPLIT ON AWARD_PERSON_CREDIT_SPLITS (
    AWARD_PERSON_ID,
    INV_CREDIT_TYPE_CODE
  );