select *
  from pbx_classifica_reg
  where data_reg::date = now()::date
   and id_dac is null


select *
  from pbx_classifica_reg
  where id_dac is null

begin

update pbx_classifica_reg
   set id_dac = (select id from pbx_dacs where nome = b.fila)
 from pbx_classifica_reg a, pbx_eventos_dacs b
 where b.uid2 = a.id_bilhetes
  and a.id_dac is null
  and b.evento = 'CONNECT'

commit
rollback
   update pbx_classifica_reg 
      set contrib_id = null
    where id_dac is null

	select * from pbx_classifica_reg where id_bilhetes in (select uid2 from pbx_eventos_dacs)

	delete from pbx_classifica_reg where id_bilhetes not in (select uid2 from pbx_eventos_dacs)

    update pbx_classifica_reg