text: SET DEFINE OFF;
  ALTER TABLE AFW_12_INSTA_SCENR_NOTFC_LOG ADD (
    CONSTRAINT AFW_12_INSTA_SN_LOG_FK3 
    FOREIGN KEY (REF_INSTA_SCENR_NOTFC) 
    REFERENCES AFW_12_INSTA_SCENR_NOTFC (SEQNC)
    ON DELETE CASCADE
    ENABLE VALIDATE)
  /
  