Package org.apache.hadoop.hive.ql.optimizer.index

Examples of org.apache.hadoop.hive.ql.optimizer.index.RewriteGBUsingIndex


    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVE_OPTIMIZE_SKEWJOIN_COMPILETIME)) {
      transformations.add(new SkewJoinOptimizer());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGBYUSINGINDEX)) {
      transformations.add(new RewriteGBUsingIndex());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGROUPBY) ||
        HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVE_MAP_GROUPBY_SORT)) {
      transformations.add(new GroupByOptimizer());
    }
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      transformations.add(new PredicatePushDown());
      transformations.add(new PartitionPruner());
      transformations.add(new PartitionConditionRemover());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGBYUSINGINDEX)) {
      transformations.add(new RewriteGBUsingIndex());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGROUPBY)) {
      transformations.add(new GroupByOptimizer());
    }
    transformations.add(new SamplePruner());
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    transformations.add(new ColumnPruner());
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVE_OPTIMIZE_SKEWJOIN_COMPILETIME)) {
      transformations.add(new SkewJoinOptimizer());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGBYUSINGINDEX)) {
      transformations.add(new RewriteGBUsingIndex());
    }
    transformations.add(new SamplePruner());
    transformations.add(new MapJoinProcessor());
    boolean bucketMapJoinOptimizer = false;
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTBUCKETMAPJOIN)) {
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      } else {
        LOG.warn("Skew join is currently not supported in tez! Disabling the skew join optimization.");
      }
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGBYUSINGINDEX)) {
      transformations.add(new RewriteGBUsingIndex());
    }
    transformations.add(new SamplePruner());
    transformations.add(new MapJoinProcessor());

    if ((HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTBUCKETMAPJOIN)) && !isTezExecEngine) {
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    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVE_OPTIMIZE_SKEWJOIN_COMPILETIME)) {
      transformations.add(new SkewJoinOptimizer());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGBYUSINGINDEX)) {
      transformations.add(new RewriteGBUsingIndex());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGROUPBY) ||
        HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVE_MAP_GROUPBY_SORT)) {
      transformations.add(new GroupByOptimizer());
    }
View Full Code Here

    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVE_OPTIMIZE_SKEWJOIN_COMPILETIME)) {
      transformations.add(new SkewJoinOptimizer());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGBYUSINGINDEX)) {
      transformations.add(new RewriteGBUsingIndex());
    }
    if (HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVEOPTGROUPBY) ||
        HiveConf.getBoolVar(hiveConf, HiveConf.ConfVars.HIVE_MAP_GROUPBY_SORT)) {
      transformations.add(new GroupByOptimizer());
    }
View Full Code Here

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