Package org.apache.hadoop.hive.ql.plan

Examples of org.apache.hadoop.hive.ql.plan.OpTraits

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    }

    LOG.info("Convert to non-bucketed map join");
    MapJoinOperator mapJoinOp = convertJoinMapJoin(joinOp, context, mapJoinConversionPos);
    // map join operator by default has no bucket cols
    mapJoinOp.setOpTraits(new OpTraits(null, -1));
    // propagate this change till the next RS
    for (Operator<? extends OperatorDesc> childOp : mapJoinOp.getChildOperators()) {
      setAllChildrenTraitsToNull(childOp);
    }
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  private void setAllChildrenTraitsToNull(Operator<? extends OperatorDesc> currentOp) {
    if (currentOp instanceof ReduceSinkOperator) {
      return;
    }
    currentOp.setOpTraits(new OpTraits(null, -1));
    for (Operator<? extends OperatorDesc> childOp : currentOp.getChildOperators()) {
      if ((childOp instanceof ReduceSinkOperator) || (childOp instanceof GroupByOperator)) {
        break;
      }
      setAllChildrenTraitsToNull(childOp);
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      convertJoinMapJoin(joinOp, context, bigTablePosition);
    MapJoinDesc joinDesc = mapJoinOp.getConf();
    joinDesc.setBucketMapJoin(true);

    // we can set the traits for this join operator
    OpTraits opTraits = new OpTraits(joinOp.getOpTraits().getBucketColNames(),
        tezBucketJoinProcCtx.getNumBuckets());
    mapJoinOp.setOpTraits(opTraits);
    setNumberOfBucketsOnChildren(mapJoinOp);

    // Once the conversion is done, we can set the partitioner to bucket cols on the small table   
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      return null;
    }

    MapJoinOperator mapJoinOp = convertJoinMapJoin(joinOp, context, mapJoinConversionPos);
    // map join operator by default has no bucket cols
    mapJoinOp.setOpTraits(new OpTraits(null, -1));
    // propagate this change till the next RS
    for (Operator<? extends OperatorDesc> childOp : mapJoinOp.getChildOperators()) {
      setAllChildrenTraitsToNull(childOp);
    }
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  private void setAllChildrenTraitsToNull(Operator<? extends OperatorDesc> currentOp) {
    if (currentOp instanceof ReduceSinkOperator) {
      return;
    }
    currentOp.setOpTraits(new OpTraits(null, -1));
    for (Operator<? extends OperatorDesc> childOp : currentOp.getChildOperators()) {
      if ((childOp instanceof ReduceSinkOperator) || (childOp instanceof GroupByOperator)) {
        break;
      }
      setAllChildrenTraitsToNull(childOp);
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      convertJoinMapJoin(joinOp, context, bigTablePosition);
    MapJoinDesc joinDesc = mapJoinOp.getConf();
    joinDesc.setBucketMapJoin(true);

    // we can set the traits for this join operator
    OpTraits opTraits = new OpTraits(joinOp.getOpTraits().getBucketColNames(),
        tezBucketJoinProcCtx.getNumBuckets());
    mapJoinOp.setOpTraits(opTraits);
    setNumberOfBucketsOnChildren(mapJoinOp);

    // Once the conversion is done, we can set the partitioner to bucket cols on the small table   
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        }
      }

      List<List<String>> listBucketCols = new ArrayList<List<String>>();
      listBucketCols.add(bucketCols);
      OpTraits opTraits = new OpTraits(listBucketCols, -1);
      rs.setOpTraits(opTraits);
      return null;
    }
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      int numBuckets = -1;
      if (bucketMapJoinConvertible) {
        bucketCols.add(table.getBucketCols());
        numBuckets = table.getNumBuckets();
      }
      OpTraits opTraits = new OpTraits(bucketCols, numBuckets);
      ts.setOpTraits(opTraits);
      return null;
    }
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        }
      }

      List<List<String>> listBucketCols = new ArrayList<List<String>>();
      listBucketCols.add(gbyKeys);
      OpTraits opTraits = new OpTraits(listBucketCols, -1);
      gbyOp.setOpTraits(opTraits);
      return null;
    }
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      int numBuckets = -1;
      if (selOp.getParentOperators().get(0).getOpTraits() != null) {
        numBuckets = selOp.getParentOperators().get(0).getOpTraits().getNumBuckets();
      }
      OpTraits opTraits = new OpTraits(listBucketCols, numBuckets);
      selOp.setOpTraits(opTraits);
      return null;
    }
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Related Classes of org.apache.hadoop.hive.ql.plan.OpTraits

  • org.apache.hadoop.hive.ql.optimizer.ConvertJoinMapJoin
  • org.apache.hadoop.hive.ql.optimizer.metainfo.annotation.OpTraitsRulesProcFactory$GroupByRule
  • org.apache.hadoop.hive.ql.optimizer.metainfo.annotation.OpTraitsRulesProcFactory$JoinRule
  • org.apache.hadoop.hive.ql.optimizer.metainfo.annotation.OpTraitsRulesProcFactory$MultiParentRule
  • org.apache.hadoop.hive.ql.optimizer.metainfo.annotation.OpTraitsRulesProcFactory$ReduceSinkRule
  • org.apache.hadoop.hive.ql.optimizer.metainfo.annotation.OpTraitsRulesProcFactory$SelectRule
  • org.apache.hadoop.hive.ql.optimizer.metainfo.annotation.OpTraitsRulesProcFactory$TableScanRule
  • org.apache.hadoop.hive.ql.optimizer.ReduceSinkMapJoinProc
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