expTranslationVisitor.visit();
popWalker();
PhysicalOperator root = expPhysicalPlan.getLeaves().get(0);
try {
UDFContext.getUDFContext().addJobConf(ConfigurationUtil.toConfiguration(pc.getProperties(), true));
PigHadoopLogger pigHadoopLogger = PigHadoopLogger.getInstance();
PhysicalOperator.setPigLogger(pigHadoopLogger);
val = root.getNext(root.getResultType()).result;
UDFContext.getUDFContext().addJobConf(null);
} catch (ExecException e) {
throw new FrontendException(e);