node_async_http.js

var server = require('./lib/node-router').getServer();

server.get("/json", function (req, res, match) {
    res.write('querying... ', 'utf8');
    db.query(/* huge long query */, function(results) {
          for(var k in results) res.write(results[k].toString(), 'utf8');
          res.end();
    });
});

server.listen(8080);