function create error

--
-- Name: fc_mesextenso(integer, character varying); Type: FUNCTION; Schema:
public; Owner: sigmasol
--

CREATE FUNCTION public.fc_mesextenso(integer, character varying) RETURNS
text   LANGUAGE plpgsql   AS $_$
declare iMes         alias for $1; sTipoRetorno alias for $2; sNomeMes     text; sSiglaMes    text;
begin select nome, sigla   into sNomeMes,        sSiglaMes   from (values (1::integer, 'Janeiro'::text, 'Jan'::text),
            (2::integer, 'Fevereiro'::text, 'Fev'::text),                (3::integer, 'Março'::text, 'Mar'::text),
         (4::integer, 'Abril'::text, 'Abr'::text),                (5::integer, 'Maio'::text, 'Mai'::text),
 (6::integer, 'Junho'::text, 'Jun'::text),                (7::integer, 'Julho'::text, 'Jul'::text),
(8::integer,'Agosto'::text, 'Ago'::text),                (9::integer, 'Setembro'::text, 'Set'::text),
(10::integer,'Outubro'::text, 'Out'::text),                (11::integer, 'Novembro'::text, 'Nov'::text),
(12::integer,'Dezembro'::text, 'Dez'::text)) as meses(mes, 
nome, sigla)  where mes = iMes;
 if sTipoRetorno = 'nome' then   return sNomeMes; else   return sSiglaMes; end if;
end;
$_$;


ALTER FUNCTION public.fc_mesextenso(integer, character varying) OWNER TO
sigmasol;




--
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