+ " WHERE x.category IN (?, ?)";
CommandBuilder cb = new CommandBuilder(sess, sql0, args("A", "B"));
RootPanel.get().add(cb);
Select s = cb.getSelect();
cb.fireDirty();
{
Comparison comp = (Comparison) s.getCondition();
Parameter right = (Parameter) comp.getRight();
Element selectElmt = right.getElement();