docs: function connect_cb(err, db) {
  	if (err) {
  	    next(err);
  	} else {
  	    if (db && db instanceof sqlite) {     // Sqlite only
  		app.db = db;
  		// Use the query escaping facilities of mysql
  		app.db.escape = SqliteString.escape;
  		app.db.escapeId = SqliteString.escapeId;
  		app.db.format = SqliteString.format;
  		// Wrap exec with a signature similar to mysql's
  		// prepared queries
  		app.db.query = function(sql, values, callback) {
  		    // prepare the statement
  		    if (typeof values == 'function') {
  			callback = values;
  		    } else {
  			sql = app.db.format(sql, values);
  		    }
  		    // Log some info
  		    console.log('SQL query:', sql);
  		    // execute the statement
  		    app.db.exec(sql, callback);
  		};
  		app.db.end = function() {};
  	    } else {                              // MySql only
  		app.db.format = MySqlString.format;
  		// Wrap qyery with some logging some logging 
  		var _query = app.db.query;
  		app.db.query = function(sql, values, callback) {
  		    var _sql = sql;
  		    // prepare the statement (just for logging)
  		    if (typeof values != 'function')
  			_sql = app.db.format(sql, values);
  		    // Log some info
  		    console.log('SQL query:', _sql);
  		    // execute the statement
  		    return _query.call(this, sql, values, callback);
  		};
  	    }
  	    next();
  	}
      }