Examples of Projector

Examples of io.crate.operation.projectors.Projector

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    private final List<Input<?>> inputs = ImmutableList.<Input<?>>of(
            Literal.newLiteral(true), Literal.newLiteral("foo"));

    @Test
    public void testCollectOneRow() throws Exception {
        Projector downStream = mock(Projector.class);
        SimpleOneRowCollector collector = new SimpleOneRowCollector(
                inputs,
                Collections.<CollectExpression<?>>emptySet(),
                downStream
        );
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Examples of io.crate.operation.projectors.Projector

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                       // there can be only 1 projection on the shard
            }
            idx++;
        }

        Projector previousProjector = null;
        // create the node level projectors
        for (int i = shardProjectionsIndex + 1; i < projections.size(); i++) {
            Projector projector = nodeProjectorVisitor.process(projections.get(i));
            nodeProjectors.add(projector);
            if (previousProjector != null) {
                previousProjector.downstream(projector);
            } else {
                firstNodeProjector = projector;
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Examples of io.crate.operation.projectors.Projector

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     */
    public Projector newShardDownstreamProjector(ProjectionToProjectorVisitor projectorVisitor) {
        if (shardProjectionsIndex < 0) {
            return firstNodeProjector;
        }
        Projector previousProjector = firstNodeProjector;
        Projector projector = null;
        for (int i = shardProjectionsIndex; i >= 0; i--) {
            projector = projectorVisitor.process(projections.get(i));
            projector.downstream(previousProjector);
            shardProjectors.add(projector);
            previousProjector = projector;
        }
        return projector;
    }
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Examples of io.crate.operation.projectors.Projector

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     * collecting with this collector
     */
    public CrateCollector getCollector(CollectNode collectNode,
                                       ShardProjectorChain projectorChain) throws Exception {
        CollectNode normalizedCollectNode = collectNode.normalize(shardNormalizer);
        Projector downstream = projectorChain.newShardDownstreamProjector(projectorVisitor);

        if (normalizedCollectNode.whereClause().noMatch()) {
            return CrateCollector.NOOP;
        } else {
            RowGranularity granularity = normalizedCollectNode.maxRowGranularity();
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Examples of org.apache.tajo.engine.planner.Projector

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      }
    } else {
      projected = outSchema;
    }

    this.projector = new Projector(inSchema, outSchema, plan.getTargets());
    this.evalContexts = projector.renew();

    if (fragments.length > 1) {
      this.scanner = new MergeScanner(context.getConf(), fragments[0].getMeta(),
          TUtil.newList(fragments));
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Examples of org.apache.tajo.engine.planner.Projector

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        rightChild.getSchema(), sortSpecs);
    this.tupleComparator = PlannerUtil.getComparatorsFromJoinQual(
        plan.getJoinQual(), leftChild.getSchema(), rightChild.getSchema());

    // for projection
    this.projector = new Projector(inSchema, outSchema, plan.getTargets());
    this.evalContexts = projector.renew();

    // for join
    frameTuple = new FrameTuple();
    outTuple = new VTuple(outSchema.getColumnNum());
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Examples of org.apache.tajo.engine.planner.Projector

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    this.joinComparator = new JoinTupleComparator(outer.getSchema(), inner.getSchema(), sortSpecs);
    this.tupleComparator = PlannerUtil.getComparatorsFromJoinQual(
        plan.getJoinQual(), outer.getSchema(), inner.getSchema());

    // for projection
    this.projector = new Projector(inSchema, outSchema, plan.getTargets());
    this.evalContexts = projector.renew();

    // for join
    frameTuple = new FrameTuple();
    outTuple = new VTuple(outSchema.getColumnNum());
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Examples of org.apache.tajo.engine.planner.Projector

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    for (int i = 0; i < joinKeyPairs.size(); i++) {
      rightKeyList[i] = rightChild.getSchema().getColumnId(joinKeyPairs.get(i)[1].getQualifiedName());
    }

    // for projection
    this.projector = new Projector(inSchema, outSchema, plan.getTargets());
    this.evalContexts = projector.renew();

    // for join
    frameTuple = new FrameTuple();
    outTuple = new VTuple(outSchema.getColumnNum());
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Examples of org.apache.tajo.engine.planner.Projector

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        plan.getJoinQual(), outer.getSchema(), inner.getSchema());
    this.outerIterator = outerTupleSlots.iterator();
    this.innerIterator = innerTupleSlots.iterator();
   
    // for projection
    this.projector = new Projector(inSchema, outSchema, plan.getTargets());
    this.evalContexts = projector.renew();

    // for join
    frameTuple = new FrameTuple();
    outTuple = new VTuple(outSchema.getColumnNum());
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Examples of org.apache.tajo.engine.planner.Projector

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    for (int i = 0; i < joinKeyPairs.size(); i++) {
      rightKeyList[i] = inner.getSchema().getColumnId(joinKeyPairs.get(i)[1].getQualifiedName());
    }

    // for projection
    this.projector = new Projector(inSchema, outSchema, plan.getTargets());
    this.evalContexts = projector.renew();

    // for join
    frameTuple = new FrameTuple();
    outTuple = new VTuple(outSchema.getColumnNum());
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