func doQuery
  if (not linked(Connnection))
    return
  end
	
  if(linked(Result))
    println(r, ' = ', Connection, '.execute(', SQL, ');')
    event(onQuery, r)
  else
    event(onQuery, Connection && '.execute(' && SQL && ')')
  end
end

func doExec
  println(Connection, '.execute(', SQL, ');')
  event(onQuery)  
end

func Result
  if(linked(doQuery))
    return(r)
  else
    return(Connection && '.execute(' && SQL && ')')
  end
end

func LastInsertId()
  return(Connection && '.insert_id()')
end