title: parameters not update in sql statement
body: <p>I have that code :</p>
  
  <pre><code>string query = "select count(*) 
                    from MODEL m 
                    join KOLEKCJA ko on m.SEZON = ko.sezon 
               left join PRODUCENCI p on p.PRODUCENT_ID = m.PRODUCENT_ID 
               left join KRAJ k on k.KOD = m.KRAJ_POCH 
                   where ko.SEZON like :ko.SEZON 
                     and m.DO_PRODUKCJI like :m.DO_PRODUKCJI 
                     and k.KOD like :KOD 
                     and p.PRODUCENT_ID like :PRODUCENT_ID 
                     and m.MODEL_ID like :MODEL_ID";
  
  OdbcCommand comm = new OdbcCommand();
  comm.Connection = con;
  comm.CommandText = query;
  comm.CommandType = CommandType.Text;
  comm.Parameters.AddWithValue("ko.SEZON", sezon);
  comm.Parameters.AddWithValue("m.DO_PRODUKCJI", do_produkcji);
  comm.Parameters.AddWithValue("KOD", kraj);
  comm.Parameters.AddWithValue("PRODUCENT_ID", fabryka);
  comm.Parameters.AddWithValue("MODEL_ID", model);
  
  result = (int)comm.ExecuteScalar();
  </code></pre>
  
  <p>and always have error that parameters are not changed ;/
  What do I wrong ?</p>