Examples of ExprNodeEvaluator


Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

        String selectColName = expr.getAlias();
        ASTNode selectColumnNode = expr.getExpression();
        ExprNodeDesc selectColumnExprNode =
            ResultExpressionParser.buildExprNode(selectColumnNode,
            selectListInputTypeCheckCtx);
        ExprNodeEvaluator selectColumnExprEval =
            ExprNodeEvaluatorFactory.get(selectColumnExprNode);
        ObjectInspector selectColumnOI = null;
        selectColumnOI = selectColumnExprEval.initialize(selectListInputOI);

        selectColName = getColumnName(selectColName, selectColumnExprNode, i);

        resultExprInfo.resultExprEvals.add(selectColumnExprEval);
        selectListExprOIs.add(selectColumnOI);
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Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

      ois.add(VirtualColumn.getVCSObjectInspector(vcs));
    }
    StructObjectInspector rowWithPartObjectInspector = ObjectInspectorFactory
        .getUnionStructObjectInspector(ois);

    ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory
        .get(expr);
    ObjectInspector evaluateResultOI = evaluator
        .initialize(rowWithPartObjectInspector);
    Object evaluateResultO = evaluator.evaluate(rowWithPart);

    return ((PrimitiveObjectInspector) evaluateResultOI)
        .getPrimitiveJavaObject(evaluateResultO);
  }
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Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

      partObjectInspectors.add(PrimitiveObjectInspectorFactory.javaStringObjectInspector);
    }
    StructObjectInspector objectInspector = ObjectInspectorFactory
        .getStandardStructObjectInspector(partNames, partObjectInspectors);

    ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory.get(expr);
    ObjectInspector evaluateResultOI = evaluator.initialize(objectInspector);
    return ObjectPair.create((PrimitiveObjectInspector)evaluateResultOI, evaluator);
  }
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Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

            }
          }
          return null;
        }
      }
      ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory.get(func);
      ObjectInspector output = evaluator.initialize(null);

      Object constant = evaluator.evaluate(null);
      Object java = ObjectInspectorUtils.copyToStandardJavaObject(constant, output);

      return new ExprNodeConstantDesc(java);
    } catch (Exception e) {
      return null;
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Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

      throws HiveException {
    PTFExpressionDef argDef = new PTFExpressionDef();

    ExprNodeDesc exprNode = semAly.genExprNodeDesc(arg, inpShape.getRr(),
        inpShape.getTypeCheckCtx());
    ExprNodeEvaluator exprEval = WindowingExprNodeEvaluatorFactory.get(llInfo, exprNode);
    ObjectInspector oi = initExprNodeEvaluator(exprEval, exprNode, inpShape);

    argDef.setExpressionTreeString(arg.toStringTree());
    argDef.setExprNode(exprNode);
    argDef.setExprEvaluator(exprEval);
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Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

    if (llFuncExprs != null)
    {
      for (ExprNodeGenericFuncDesc llFuncExpr : llFuncExprs)
      {
        ExprNodeDesc firstArg = llFuncExpr.getChildren().get(0);
        ExprNodeEvaluator dupExprEval = WindowingExprNodeEvaluatorFactory.get(llInfo, firstArg);
        dupExprEval.initialize(inpShape.getOI());
        GenericUDFLeadLag llFn = (GenericUDFLeadLag) llFuncExpr.getGenericUDF();
        llFn.setExprEvaluator(dupExprEval);
      }
    }
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Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

    for(int i=0; i<bigTableExpressions.size(); ++i) {
      ExprNodeDesc desc = bigTableExpressions.get(i);
      VectorExpression vectorExpr = bigTableValueExpressions[i];

      // This is a vectorized aware evaluator
      ExprNodeEvaluator eval = new ExprNodeEvaluator<ExprNodeDesc>(desc) {
        int columnIndex;;
        int writerIndex;

        public ExprNodeEvaluator initVectorExpr(int columnIndex, int writerIndex) {
          this.columnIndex = columnIndex;
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Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

    for(int i=0; i<bigTableExpressions.size(); ++i) {
      ExprNodeDesc desc = bigTableExpressions.get(i);
      VectorExpression vectorExpr = bigTableValueExpressions[i];

      // This is a vectorized aware evaluator
      ExprNodeEvaluator eval = new ExprNodeEvaluator<ExprNodeDesc>(desc) {
        int columnIndex;;
        int writerIndex;

        public ExprNodeEvaluator initVectorExpr(int columnIndex, int writerIndex) {
          this.columnIndex = columnIndex;
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Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

      ois.add(VirtualColumn.getVCSObjectInspector(vcs));
    }
    StructObjectInspector rowWithPartObjectInspector = ObjectInspectorFactory
        .getUnionStructObjectInspector(ois);

    ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory
        .get(expr);
    ObjectInspector evaluateResultOI = evaluator
        .initialize(rowWithPartObjectInspector);
    Object evaluateResultO = evaluator.evaluate(rowWithPart);

    return ((PrimitiveObjectInspector) evaluateResultOI)
        .getPrimitiveJavaObject(evaluateResultO);
  }
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Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator

          partColumnTypeInfos.get(i)));
    }
    StructObjectInspector objectInspector = ObjectInspectorFactory
        .getStandardStructObjectInspector(partNames, partObjectInspectors);

    ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory.get(expr);
    ObjectInspector evaluateResultOI = evaluator.initialize(objectInspector);
    return ObjectPair.create((PrimitiveObjectInspector)evaluateResultOI, evaluator);
  }
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