OpProcFactory.getReduceSinkProc());
opRules.put(new RuleRegExp("R9", LateralViewJoinOperator.getOperatorName() + "%"),
OpProcFactory.getLateralViewJoinProc());
// The dispatcher fires the processor corresponding to the closest matching rule and passes the context along
Dispatcher disp = new DefaultRuleDispatcher(OpProcFactory.getDefaultProc(), opRules, lCtx);
GraphWalker ogw = new PreOrderWalker(disp);
// Create a list of topop nodes
ArrayList<Node> topNodes = new ArrayList<Node>();
topNodes.addAll(pctx.getTopOps().values());