ALTER TABLE CLIENTE ADD IDENDCFOPCLIPRES  VARCHAR2(1)  default 'I' null
        constraint CKC_IDENDCFOPCLIPRES check (IDENDCFOPCLIPRES is null or (IDENDCFOPCLIPRES in ('P','C','E','X','T','I')))
/
ALTER TABLE PARAMGERAL ADD IDOPPRESENDDIF VARCHAR2(1) DEFAULT 'N' NULL
   CONSTRAINT CKC_IDOPPRESENDDIF CHECK (IDOPPRESENDDIF IS NULL OR (IDOPPRESENDDIF IN ('S','N')))
/
