Package org.apache.hadoop.hive.ql.ppd

Examples of org.apache.hadoop.hive.ql.ppd.SyntheticJoinPredicate


    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTPPD)) {
    transformations.add(new PredicateTransitivePropagate());
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTCONSTANTPROPAGATION)) {
      transformations.add(new ConstantPropagate());
    }
      transformations.add(new SyntheticJoinPredicate());
      transformations.add(new PredicatePushDown());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTCONSTANTPROPAGATION)) {
      // We run constant propagation twice because after predicate pushdown, filter expressions
      // are combined and may become eligible for reduction (like is not null filter).
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