Package org.apache.drill.exec.expr

Examples of org.apache.drill.exec.expr.ValueVectorWriteExpression

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      final MaterializedField outputField = MaterializedField.create(ne.getRef(), expr.getMajorType());
      ValueVector vector = TypeHelper.getNewVector(outputField, context.getAllocator());
      allocators.add(VectorAllocator.getAllocator(vector, 50));
      TypedFieldId id = container.add(vector);
      valueExprs[i] = new ValueVectorWriteExpression(id, expr, true);
    }
   
    if(collector.hasErrors()) throw new SchemaChangeException("Failure while materializing expression. " + collector.toErrorString());
   
    setupIsSame(cg, keyExprs);
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  private static final MappingSet RECORD_KEYS = new MappingSet(GeneratorMapping.create("setupInterior", "outputRecordKeys", null, null));
 
  private void outputRecordKeys(CodeGenerator<Aggregator> cg, TypedFieldId[] keyOutputIds, LogicalExpression[] keyExprs){
    cg.setMappingSet(RECORD_KEYS);
    for(int i =0; i < keyExprs.length; i++){
      HoldingContainer hc = cg.addExpr(new ValueVectorWriteExpression(keyOutputIds[i], keyExprs[i], true));
      cg.getBlock(BlockType.EVAL)._if(hc.getValue().eq(JExpr.lit(0)))._then()._return(JExpr.FALSE);
    }
    cg.getBlock(BlockType.EVAL)._return(JExpr.TRUE);
  }
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      logger.debug("Writing out expr {}", keyExprs[i]);
      cg.rotateBlock();
      cg.setMappingSet(RECORD_KEYS_PREV);
      HoldingContainer innerExpression = cg.addExpr(keyExprs[i], false);
      cg.setMappingSet(RECORD_KEYS_PREV_OUT);
      HoldingContainer outerExpression = cg.addExpr(new ValueVectorWriteExpression(keyOutputIds[i], new HoldingContainerExpression(innerExpression), true), false);
      cg.getBlock(BlockType.EVAL)._if(outerExpression.getValue().eq(JExpr.lit(0)))._then()._return(JExpr.FALSE);
     
    }
    cg.getBlock(BlockType.EVAL)._return(JExpr.TRUE);
  }
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      }else{
        // need to do evaluation.
        ValueVector vector = TypeHelper.getNewVector(outputField, context.getAllocator());
        allocationVectors.add(vector);
        TypedFieldId fid = container.add(vector);
        ValueVectorWriteExpression write = new ValueVectorWriteExpression(fid, expr);
        cg.addExpr(write);
        logger.debug("Added eval.");
      }
     
    }
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      }

      ValueVector vector = TypeHelper.getNewVector(outputField, oContext.getAllocator());
      localAllocationVectors.add(vector);
      TypedFieldId fid = outgoing.add(vector);
      ValueVectorWriteExpression write = new ValueVectorWriteExpression(fid, expr, true);
      HoldingContainer hc = cg.addExpr(write);
      cg.getEvalBlock()._if(hc.getValue().eq(JExpr.lit(0)))._then()._return(JExpr.FALSE);
    }
    cg.rotateBlock();
    cg.getEvalBlock()._return(JExpr.TRUE);
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    TypedFieldId outId = TypedFieldId.newBuilder() //
        .addId(1) //
        .finalType(Types.repeated(MinorType.MAP)) //
        .intermediateType(Types.repeated(MinorType.MAP)) //
        .build();
    ValueVectorWriteExpression e2 = new ValueVectorWriteExpression(outId, e, true);

    v.addExpr(e2,  g.getRoot());
    System.out.println(g.generate());
  }
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  private final MappingSet RECORD_KEYS = new MappingSet(GeneratorMapping.create("setupInterior", "outputRecordKeys", null, null));

  private void outputRecordKeys(ClassGenerator<StreamingAggregator> cg, TypedFieldId[] keyOutputIds, LogicalExpression[] keyExprs){
    cg.setMappingSet(RECORD_KEYS);
    for(int i =0; i < keyExprs.length; i++){
      HoldingContainer hc = cg.addExpr(new ValueVectorWriteExpression(keyOutputIds[i], keyExprs[i], true));
      cg.getBlock(BlockType.EVAL)._if(hc.getValue().eq(JExpr.lit(0)))._then()._return(JExpr.FALSE);
    }
    cg.getBlock(BlockType.EVAL)._return(JExpr.TRUE);
  }
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      logger.debug("Writing out expr {}", keyExprs[i]);
      cg.rotateBlock();
      cg.setMappingSet(RECORD_KEYS_PREV);
      HoldingContainer innerExpression = cg.addExpr(keyExprs[i], false);
      cg.setMappingSet(RECORD_KEYS_PREV_OUT);
      HoldingContainer outerExpression = cg.addExpr(new ValueVectorWriteExpression(keyOutputIds[i], new HoldingContainerExpression(innerExpression), true), false);
      cg.getBlock(BlockType.EVAL)._if(outerExpression.getValue().eq(JExpr.lit(0)))._then()._return(JExpr.FALSE);

    }
    cg.getBlock(BlockType.EVAL)._return(JExpr.TRUE);
  }
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      final MaterializedField outputField = MaterializedField.create(ne.getRef(), expr.getMajorType());
      ValueVector vv = TypeHelper.getNewVector(outputField, oContext.getAllocator());
      aggrOutFieldIds[i] = container.add(vv);

      aggrExprs[i] = new ValueVectorWriteExpression(aggrOutFieldIds[i], expr, true);
    }

    setupUpdateAggrValues(cgInner);
    setupGetIndex(cg);
    cg.getBlock("resetValues")._return(JExpr.TRUE);
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      if(expr == null) continue;

      final MaterializedField outputField = MaterializedField.create(ne.getRef(), expr.getMajorType());
      ValueVector vector = TypeHelper.getNewVector(outputField, oContext.getAllocator());
      TypedFieldId id = container.add(vector);
      valueExprs[i] = new ValueVectorWriteExpression(id, expr, true);
    }

    if(collector.hasErrors()) throw new SchemaChangeException("Failure while materializing expression. " + collector.toErrorString());

    setupIsSame(cg, keyExprs);
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Related Classes of org.apache.drill.exec.expr.ValueVectorWriteExpression

  • org.apache.drill.exec.compile.TestEvaluationVisitor
  • org.apache.drill.exec.physical.impl.aggregate.AggBatch
  • org.apache.drill.exec.physical.impl.aggregate.HashAggBatch
  • org.apache.drill.exec.physical.impl.aggregate.StreamingAggBatch
  • org.apache.drill.exec.physical.impl.common.ChainedHashTable
  • org.apache.drill.exec.physical.impl.flatten.FlattenRecordBatch
  • org.apache.drill.exec.physical.impl.orderedpartitioner.OrderedPartitionRecordBatch
  • org.apache.drill.exec.physical.impl.project.ProjectRecordBatch
  • org.apache.drill.exec.physical.impl.window.StreamingWindowFrameRecordBatch
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