List of startWalking() Examples

Examples of startWalking()

org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking()
starting point for walking @throws SemanticException
org.apache.hadoop.hive.ql.lib.ForwardWalker.startWalking()
org.apache.hadoop.hive.ql.lib.GraphWalker.startWalking()
starting point for walking. @param startNodes list of starting operators @param nodeOutput If this parameter is not null, the call to the function returns the map from node to objects returned by the processors. @throws SemanticException
org.apache.hadoop.hive.ql.lib.PreOrderWalker.startWalking()
org.apache.hadoop.hive.ql.lib.TaskGraphWalker.startWalking()
starting point for walking. @throws SemanticException
org.apache.hadoop.hive.ql.parse.GenMapRedWalker.startWalking()

Examples of org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking()

    GraphWalker ogw = new DefaultGraphWalker(disp);


    // Create a list of topop nodes
    ArrayList<Node> topNodes = new ArrayList<Node>();
    topNodes.addAll(pctx.getTopOps().values());
    ogw.startWalking(topNodes, null);
    return pctx;
  }


  /**
   * FilterPPR filter processor.

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Examples of org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking()

    GraphWalker ogw = new DefaultGraphWalker(disp);


    // Create a list of topop nodes
    ArrayList<Node> topNodes = new ArrayList<Node>();
    topNodes.addAll(pctx.getTopOps().values());
    ogw.startWalking(topNodes, null);
    pctx.setHasNonPartCols(opWalkerCtx.getHasNonPartCols());


    return pctx;
  }

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Examples of org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking()

          return null;
        }
      };
      GraphWalker nodeOriginTagger = new DefaultGraphWalker(
          nodeOriginDispatcher);
      nodeOriginTagger.startWalking(java.util.Collections
          .<Node> singleton(viewTree), null);
    } catch (ParseException e) {
      // A user could encounter this if a stored view definition contains
      // an old SQL construct which has been eliminated in a later Hive
      // version, so we need to provide full debugging info to help

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Examples of org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking()


    // walk the mapper operator(not task) tree
    GraphWalker ogw = new DefaultGraphWalker(dispatcher);
    ArrayList<Node> topNodes = new ArrayList<Node>();
    topNodes.addAll(pctx.getTopOps().values());
    ogw.startWalking(topNodes, null);


    return null;
  }


  /**

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Examples of org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking()


    // Create a list of topop nodes
    ArrayList<Node> topNodes = new ArrayList<Node>();
    topNodes.add(expr);
    HashMap<Node, Object> nodeOutputs = new HashMap<Node, Object>();
    ogw.startWalking(topNodes, nodeOutputs);


    return nodeOutputs;
  }


  /**

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Examples of org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking()

    for (ExprNodeDesc node : preds) {
      clonedPreds.add(node.clone());
    }
    startNodes.addAll(clonedPreds);


    egw.startWalking(startNodes, null);


    HiveConf conf = opContext.getParseContext().getConf();
    // check the root expression for final candidates
    for (ExprNodeDesc pred : clonedPreds) {
      extractFinalCandidates(pred, exprContext, conf);

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Examples of org.apache.hadoop.hive.ql.lib.ForwardWalker.startWalking()

    // rule and passes the context along
    Dispatcher disp = new DefaultRuleDispatcher(null, opRules, procCtx);
    List<Node> topNodes = new ArrayList<Node>();
    topNodes.addAll(pCtx.getTopOps().values());
    GraphWalker ogw = new ForwardWalker(disp);
    ogw.startWalking(topNodes, null);
  }


  @Override
  protected void generateTaskTree(List<Task<? extends Serializable>> rootTasks, ParseContext pCtx,
      List<Task<MoveWork>> mvTask, Set<ReadEntity> inputs, Set<WriteEntity> outputs)

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Examples of org.apache.hadoop.hive.ql.lib.GraphWalker.startWalking()

          return null;
        }
      };
      GraphWalker nodeOriginTagger = new DefaultGraphWalker(
          nodeOriginDispatcher);
      nodeOriginTagger.startWalking(java.util.Collections
          .<Node> singleton(viewTree), null);
    } catch (ParseException e) {
      // A user could encounter this if a stored view definition contains
      // an old SQL construct which has been eliminated in a later Hive
      // version, so we need to provide full debugging info to help

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Examples of org.apache.hadoop.hive.ql.lib.GraphWalker.startWalking()

        procCtx);


    GraphWalker ogw = new GenMapRedWalker(disp);
    ArrayList<Node> topNodes = new ArrayList<Node>();
    topNodes.addAll(topOps.values());
    ogw.startWalking(topNodes, null);


    // reduce sink does not have any kids - since the plan by now has been
    // broken up into multiple
    // tasks, iterate over all tasks.
    // For each task, go over all operators recursively

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Examples of org.apache.hadoop.hive.ql.lib.GraphWalker.startWalking()

    GraphWalker ogw = new DefaultGraphWalker(disp);


    // Create a list of topop nodes
    ArrayList<Node> topNodes = new ArrayList<Node>();
    topNodes.add(tree);
    ogw.startWalking(topNodes, null);
  }


  public static void main(String[] args) throws IOException, ParseException,
      SemanticException {

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