Função Tira Acento

create or replace function TiraAcento (pString in varchar2) return varchar2 is vStringReturn varchar2(2000); begin    vStringReturn := translate( pString,                     'ÁÇÉÍÓÚÀÈÌÒÙÂÊÎÔÛÃÕËÜáçéíóúàèìòùâêîôûãõëü',                     'ACEIOUAEIOUAEIOUAOEUaceiouaeiouaeiouaoeu');   return vStringReturn; end;