query.setQueryResultStar(vars.isEmpty()); // SELECT * unless we are projecting
Iterator<Var> iter = vars.iterator();
for (; iter.hasNext();) {
Var var = iter.next();
if (v.varExpression.containsKey(var))
query.addResultVar(var, v.varExpression.get(var));
else
query.addResultVar(var);
}
ElementGroup eg = v.currentGroup ;