else if (queryName.equalsIgnoreCase("tpch3_l2"))
queryPlan = new TPCH3L2Plan(dataPath, extension, conf).getQueryPlan();
else if (queryName.equalsIgnoreCase("tpch3_l23"))
queryPlan = new TPCH3L23Plan(dataPath, extension, conf).getQueryPlan();
else if (queryName.equalsIgnoreCase("tpch4"))
queryPlan = new TPCH4Plan(dataPath, extension, conf).getQueryPlan();
else if (queryName.equalsIgnoreCase("tpch5"))
queryPlan = new TPCH5Plan(dataPath, extension, conf).getQueryPlan();
else if (queryName.equalsIgnoreCase("tpch5avg"))
queryPlan = new TPCH5PlanAvg(dataPath, extension, conf).getQueryPlan();
else if (queryName.equalsIgnoreCase("tpch7"))