Metacat

        CONSTRAINT xml_path_index_docid_fk FOREIGN KEY (docid) REFERENCES xml_documents

 );                                                                                        

/*

 */

CREATE TRIGGER xml_path_index_before_insert

BEFORE INSERT ON xml_path_index FOR EACH ROW

BEGIN

  SELECT xml_path_index_id_seq.nextval

    FROM dual;

END;

/