public void execute(QueryDef qDef, WindowingShell wShell) throws WindowingException
{
QueryTranslationInfo tInfo = qDef.getTranslationInfo();
HiveTableSpec hvTblSpec = qDef.getInput().getHiveTableSpec();
WindowingInput wIn = IOUtils.createTableWindowingInput(hvTblSpec.getDbName(), hvTblSpec.getTableName(), tInfo.getHiveCfg());
//Partition p = IOUtils.createPartition(partClassName, partMemSize, wIn);
PartitionsIterator partsItr = new PartitionsIterator(wIn, qDef);
while(partsItr.hasNext())