ALTER TABLE RESPOSTAPESQ ADD NRRESPOSTAANTERIOR NUMBER NULL 
/
ALTER TABLE RESPOSTAPESQ ADD CONSTRAINT FKMYM00034RESPOSTA FOREIGN KEY (NRRESPOSTAANTERIOR)
		REFERENCES RESPOSTA (NRRESPOSTA) ON DELETE CASCADE
/
CREATE INDEX FKMYM00034RESPOSTA ON RESPOSTAPESQ(NRRESPOSTAANTERIOR) 