}
else{ // We got something. Yank it and set it as inner plan.
phyPlan = baseMapPlan.clone();
PhysicalOperator root = phyPlan.getRoots().get(0);
phyPlan.disconnect(root, phyPlan.getSuccessors(root).get(0));
phyPlan.remove(root);
}
indexerArgs[2] = ObjectSerializer.serialize(phyPlan);