text: use evoevent;
  
  update usuarios set email = "hehehe@gmail.com" where id=4;
  
  select * from eventos;
  select * from perfis;
  select * from usuarios;
  select * from requisicoes;
  select * from inscricoes;
  
  describe perfis;
  describe inscricoes;
  
  select * from eventos,inscricoes where eventos.data_hora_termino > now() and eventos.id = inscricoes.evento_id and inscricoes.perfil_id != 2;