Package com.facebook.presto.block

Examples of com.facebook.presto.block.BlockBuilder.build()

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        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_BOOLEAN);
        for (int i = start; i < start + length; i++) {
            // true, false, true, false...
            blockBuilder.append(i % 2 == 0);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_DOUBLE);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append((double) i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_BOOLEAN);
        for (int i = start; i < start + length; i++) {
            // false, true, false, true...
            blockBuilder.append(i % 2 != 0);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_LONG);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append(i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_LONG);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append(i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_DOUBLE);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append((double) i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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        BlockBuilder blockBuilder = new BlockBuilder(sequenceBlock.getTupleInfo());
        BlockCursor cursor = sequenceBlock.cursor();
        while (cursor.advanceNextPosition()) {
            blockBuilder.appendNull().append(cursor.getTuple());
        }
        return blockBuilder.build();
    }
}
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_DOUBLE);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append((double) i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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            }
            Block[] sourceBlocks = page.getBlocks();
            Block[] outputBlocks = new Block[sourceBlocks.length + 1]; // +1 for the single boolean output channel

            System.arraycopy(sourceBlocks, 0, outputBlocks, 0, sourceBlocks.length);
            outputBlocks[sourceBlocks.length] = blockBuilder.build();

            maskedPages[i] = new Page(outputBlocks);
        }

        return maskedPages;
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            partialAggregation.addInput(createGroupByIdBlock(0, page.getPositionCount()), page);
        }

        BlockBuilder partialOut = new BlockBuilder(partialAggregation.getIntermediateTupleInfo());
        partialAggregation.evaluateIntermediate(0, partialOut);
        UncompressedBlock partialBlock = partialOut.build();

        GroupedAccumulator finalAggregation = function.createGroupedIntermediateAggregation();
        finalAggregation.addIntermediate(createGroupByIdBlock(0, partialBlock.getPositionCount()), partialBlock);

        return getGroupValue(finalAggregation, 0);
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