}
}
public static void replaceWithPOJoinPackage(PhysicalPlan plan, MapReduceOper mr,
POPackage pack, POForEach forEach, String chunkSize) throws VisitorException {
JoinPackager pkgr = new JoinPackager(pack.getPkgr(), forEach);
pkgr.setChunkSize(Long.parseLong(chunkSize));
pack.setPkgr(pkgr);
List<PhysicalOperator> succs = plan.getSuccessors(forEach);
if (succs != null) {
if (succs.size() != 1) {
int errCode = 2028;