ALTER TABLE PARAMGERAL ADD IDVISUREGFISEMPR VARCHAR2(1) DEFAULT 'N' 
	CONSTRAINT CKC_IDVISUREGFISEMPR_PARGER CHECK (IDVISUREGFISEMPR  IN ('S','N'))
/
ALTER TABLE PARAMESTOQUE ADD IDPERMEXCITINVE VARCHAR2(1) DEFAULT 'S' 
	CONSTRAINT CKC_IDPERMEXCITINVE_PAREST CHECK (IDPERMEXCITINVE   IN ('S','N'))
/
ALTER TABLE ITLANCTOEST ADD IDAJUSTEIMPORT VARCHAR2(1) 
		CONSTRAINT CKC_IDAJUSTEIMPORT_ITLANCTOEST CHECK (IDAJUSTEIMPORT  IS NULL OR (IDAJUSTEIMPORT IN ('S','N')))