Package com.facebook.presto.spi

Examples of com.facebook.presto.spi.PageBuilder

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        this.sortChannels = ImmutableList.copyOf(checkNotNull(sortChannels, "sortChannels is null"));
        this.sortOrder = ImmutableList.copyOf(checkNotNull(sortOrder, "sortOrder is null"));

        this.pageIndex = new PagesIndex(sourceTypes, expectedPositions, operatorContext);

        this.pageBuilder = new PageBuilder(this.types);
    }
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            List<Type> types = new ArrayList<>(groupByHash.getTypes());
            for (Aggregator aggregator : aggregators) {
                types.add(aggregator.getType());
            }

            final PageBuilder pageBuilder = new PageBuilder(types);
            return new AbstractIterator<Page>()
            {
                private final int groupCount = groupByHash.getGroupCount();
                private int groupId;

                @Override
                protected Page computeNext()
                {
                    if (groupId >= groupCount) {
                        return endOfData();
                    }

                    pageBuilder.reset();

                    List<Type> types = groupByHash.getTypes();
                    while (!pageBuilder.isFull() && groupId < groupCount) {
                        groupByHash.appendValuesTo(groupId, pageBuilder, 0);

                        for (int i = 0; i < aggregators.size(); i++) {
                            Aggregator aggregator = aggregators.get(i);
                            BlockBuilder output = pageBuilder.getBlockBuilder(types.size() + i);
                            aggregator.evaluate(groupId, output);
                        }

                        groupId++;
                    }

                    return pageBuilder.build();
                }
            };
        }
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        this.partial = partial;

        this.memoryManager = new TopNMemoryManager(checkNotNull(operatorContext, "operatorContext is null"));

        this.pageBuilder = new PageBuilder(types);
    }
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        this.types = toTypes(sourceTypes, outputChannels);
        this.memoryManager = new MemoryManager(operatorContext);
        this.partitionRows = new HashMap<>();
        this.groupByHash = new GroupByHash(partitionTypes, Ints.toArray(partitionChannels), expectedPositions);
        this.flushingPartition = Optional.absent();
        this.pageBuilder = new PageBuilder(types);
    }
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                outputTypes.add(type);

                channel++;
            }

            PageBuilder pageBuilder = new PageBuilder(outputTypes);
            for (List<Expression> row : node.getRows()) {
                pageBuilder.declarePosition();
                IdentityHashMap<Expression, Type> expressionTypes = getExpressionTypes(
                        context.getSession(),
                        metadata,
                        sqlParser,
                        ImmutableMap.<Symbol, Type>of(),
                        ImmutableList.copyOf(row));
                for (int i = 0; i < row.size(); i++) {
                    // evaluate the literal value
                    Object result = ExpressionInterpreter.expressionInterpreter(row.get(i), metadata, context.getSession(), expressionTypes).evaluate(0);
                    BlockUtils.appendObject(outputTypes.get(i), pageBuilder.getBlockBuilder(i), result);
                }
            }

            OperatorFactory operatorFactory = new ValuesOperatorFactory(context.getNextOperatorId(), outputTypes, ImmutableList.of(pageBuilder.build()));
            return new PhysicalOperation(operatorFactory, outputMappings);
        }
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        for (Type columnType : columnTypes) {
            types.add(columnType);
        }
        this.types = types.build();

        pageBuilder = new PageBuilder(getTypes());
    }
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    {
        if (currentPageBuilder != null) {
            completedPagesMemorySize += currentPageBuilder.getSizeInBytes();
        }

        currentPageBuilder = new PageBuilder(types);
        for (int i = 0; i < types.size(); i++) {
            channelBuilders.get(i).add(currentPageBuilder.getBlockBuilder(i));
        }
    }
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            distinctChannels.add(i);
        }

        this.groupByHash = new GroupByHash(distinctTypes.build(), Ints.toArray(distinctChannels.build()), Math.min((int) limit, 10_000));

        this.pageBuilder = new PageBuilder(types);
        remainingLimit = limit;
    }
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    public FilterAndProjectOperator(OperatorContext operatorContext, Iterable<? extends Type> types, PageProcessor processor)
    {
        this.processor = checkNotNull(processor, "processor is null");
        this.operatorContext = checkNotNull(operatorContext, "operatorContext is null");
        this.types = ImmutableList.copyOf(checkNotNull(types, "types is null"));
        this.pageBuilder = new PageBuilder(getTypes());
    }
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        this.sortOrder = ImmutableList.copyOf(checkNotNull(sortOrder, "sortOrder is null"));

        this.types = toTypes(sourceTypes, outputChannels, windowFunctions);

        this.pagesIndex = new PagesIndex(sourceTypes, expectedPositions, operatorContext);
        this.pageBuilder = new PageBuilder(this.types);
    }
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Related Classes of com.facebook.presto.spi.PageBuilder

  • com.facebook.presto.benchmark.HandTpchQuery1$TpchQuery1Operator
  • com.facebook.presto.HashPagePartitionFunction
  • com.facebook.presto.metadata.InternalTable$Builder
  • com.facebook.presto.operator.DistinctLimitOperator
  • com.facebook.presto.operator.FilterAndProjectOperator
  • com.facebook.presto.operator.GroupByHash
  • com.facebook.presto.operator.HashAggregationOperator$GroupByHashAggregationBuilder
  • com.facebook.presto.operator.index.IndexSnapshotBuilder
  • com.facebook.presto.operator.LookupJoinOperator
  • com.facebook.presto.operator.OrderByOperator
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