flat1.add(false);
}
}
String numSamples = pigContext.getProperties().getProperty(PigConfiguration.PIG_RANDOM_SAMPLER_SAMPLE_SIZE, "100");
POReservoirSample poSample = new POReservoirSample(new OperatorKey(scope,nig.getNextNodeId(scope)),
-1, null, Integer.parseInt(numSamples));
oper.plan.addAsLeaf(poSample);
List<PhysicalPlan> sortPlans = sort.getSortPlans();
// Set up transform plan to get keys and memory size of input