Examples with CodeGeneratorContext org.apache.flink.table.planner.codegen.CodeGeneratorContext used on opensource projects

Example 6 with CodeGeneratorContext

use of org.apache.flink.table.planner.codegen.CodeGeneratorContext in project flink by apache.

the class StreamExecGroupTableAggregate method translateToPlanInternal.

@SuppressWarnings("unchecked")
@Override
protected Transformation<RowData> translateToPlanInternal(PlannerBase planner, ExecNodeConfig config) {
    if (grouping.length > 0 && config.getStateRetentionTime() < 0) {
        LOG.warn("No state retention interval configured for a query which accumulates state. " + "Please provide a query configuration with valid retention interval to prevent excessive " + "state size. You may specify a retention time of 0 to not clean up the state.");
    }
    final ExecEdge inputEdge = getInputEdges().get(0);
    final Transformation<RowData> inputTransform = (Transformation<RowData>) inputEdge.translateToPlan(planner);
    final RowType inputRowType = (RowType) inputEdge.getOutputType();
    final AggsHandlerCodeGenerator generator = new AggsHandlerCodeGenerator(new CodeGeneratorContext(config.getTableConfig()), planner.getRelBuilder(), JavaScalaConversionUtil.toScala(inputRowType.getChildren()), // TODO: but other operators do not copy this input field.....
    true).needAccumulate();
    if (needRetraction) {
        generator.needRetract();
    }
    final AggregateInfoList aggInfoList = AggregateUtil.transformToStreamAggregateInfoList(inputRowType, JavaScalaConversionUtil.toScala(Arrays.asList(aggCalls)), aggCallNeedRetractions, needRetraction, // isStateBackendDataViews
    true, // needDistinctInfo
    true);
    final GeneratedTableAggsHandleFunction aggsHandler = generator.generateTableAggsHandler("GroupTableAggHandler", aggInfoList);
    final LogicalType[] accTypes = Arrays.stream(aggInfoList.getAccTypes()).map(LogicalTypeDataTypeConverter::fromDataTypeToLogicalType).toArray(LogicalType[]::new);
    final int inputCountIndex = aggInfoList.getIndexOfCountStar();
    final GroupTableAggFunction aggFunction = new GroupTableAggFunction(aggsHandler, accTypes, inputCountIndex, generateUpdateBefore, config.getStateRetentionTime());
    final OneInputStreamOperator<RowData, RowData> operator = new KeyedProcessOperator<>(aggFunction);
    // partitioned aggregation
    final OneInputTransformation<RowData, RowData> transform = ExecNodeUtil.createOneInputTransformation(inputTransform, createTransformationMeta(GROUP_TABLE_AGGREGATE_TRANSFORMATION, config), operator, InternalTypeInfo.of(getOutputType()), inputTransform.getParallelism());
    // set KeyType and Selector for state
    final RowDataKeySelector selector = KeySelectorUtil.getRowDataSelector(grouping, InternalTypeInfo.of(inputRowType));
    transform.setStateKeySelector(selector);
    transform.setStateKeyType(selector.getProducedType());
    return transform;
}

Example 7 with CodeGeneratorContext

use of org.apache.flink.table.planner.codegen.CodeGeneratorContext in project flink by apache.

the class BatchExecHashWindowAggregate method translateToPlanInternal.

@SuppressWarnings("unchecked")
@Override
protected Transformation<RowData> translateToPlanInternal(PlannerBase planner, ExecNodeConfig config) {
    final ExecEdge inputEdge = getInputEdges().get(0);
    final Transformation<RowData> inputTransform = (Transformation<RowData>) inputEdge.translateToPlan(planner);
    final AggregateInfoList aggInfos = AggregateUtil.transformToBatchAggregateInfoList(aggInputRowType, JavaScalaConversionUtil.toScala(Arrays.asList(aggCalls)), // aggCallNeedRetractions
    null, // orderKeyIndexes
    null);
    final RowType inputRowType = (RowType) inputEdge.getOutputType();
    final HashWindowCodeGenerator hashWindowCodeGenerator = new HashWindowCodeGenerator(new CodeGeneratorContext(config.getTableConfig()), planner.getRelBuilder(), window, inputTimeFieldIndex, inputTimeIsDate, JavaScalaConversionUtil.toScala(Arrays.asList(namedWindowProperties)), aggInfos, inputRowType, grouping, auxGrouping, enableAssignPane, isMerge, isFinal);
    final int groupBufferLimitSize = config.get(ExecutionConfigOptions.TABLE_EXEC_WINDOW_AGG_BUFFER_SIZE_LIMIT);
    final Tuple2<Long, Long> windowSizeAndSlideSize = WindowCodeGenerator.getWindowDef(window);
    final GeneratedOperator<OneInputStreamOperator<RowData, RowData>> generatedOperator = hashWindowCodeGenerator.gen(inputRowType, (RowType) getOutputType(), groupBufferLimitSize, // windowStart
    0, windowSizeAndSlideSize.f0, windowSizeAndSlideSize.f1);
    final long managedMemory = config.get(ExecutionConfigOptions.TABLE_EXEC_RESOURCE_HASH_AGG_MEMORY).getBytes();
    return ExecNodeUtil.createOneInputTransformation(inputTransform, createTransformationName(config), createTransformationDescription(config), new CodeGenOperatorFactory<>(generatedOperator), InternalTypeInfo.of(getOutputType()), inputTransform.getParallelism(), managedMemory);
}

Example 8 with CodeGeneratorContext

use of org.apache.flink.table.planner.codegen.CodeGeneratorContext in project flink by apache.

the class BatchExecOverAggregate method createOverWindowFrames.

private List<OverWindowFrame> createOverWindowFrames(FlinkRelBuilder relBuilder, ExecNodeConfig config, RowType inputType, SortSpec sortSpec, RowType inputTypeWithConstants) {
    final List<OverWindowFrame> windowFrames = new ArrayList<>();
    for (GroupSpec group : overSpec.getGroups()) {
        OverWindowMode mode = inferGroupMode(group);
        if (mode == OverWindowMode.OFFSET) {
            for (AggregateCall aggCall : group.getAggCalls()) {
                AggregateInfoList aggInfoList = AggregateUtil.transformToBatchAggregateInfoList(inputTypeWithConstants, JavaScalaConversionUtil.toScala(Collections.singletonList(aggCall)), new boolean[] { true }, /* needRetraction = true, See LeadLagAggFunction */
                sortSpec.getFieldIndices());
                AggsHandlerCodeGenerator generator = new AggsHandlerCodeGenerator(new CodeGeneratorContext(config.getTableConfig()), relBuilder, JavaScalaConversionUtil.toScala(inputType.getChildren()), // copyInputField
                false);
                // over agg code gen must pass the constants
                GeneratedAggsHandleFunction genAggsHandler = generator.needAccumulate().needRetract().withConstants(JavaScalaConversionUtil.toScala(getConstants())).generateAggsHandler("BoundedOverAggregateHelper", aggInfoList);
                // LEAD is behind the currentRow, so we need plus offset.
                // LAG is in front of the currentRow, so we need minus offset.
                long flag = aggCall.getAggregation().kind == SqlKind.LEAD ? 1L : -1L;
                final Long offset;
                final OffsetOverFrame.CalcOffsetFunc calcOffsetFunc;
                // The second arg mean the offset arg index for leag/lag function, default is 1.
                if (aggCall.getArgList().size() >= 2) {
                    int constantIndex = aggCall.getArgList().get(1) - overSpec.getOriginalInputFields();
                    if (constantIndex < 0) {
                        offset = null;
                        int rowIndex = aggCall.getArgList().get(1);
                        switch(inputType.getTypeAt(rowIndex).getTypeRoot()) {
                            case BIGINT:
                                calcOffsetFunc = row -> row.getLong(rowIndex) * flag;
                                break;
                            case INTEGER:
                                calcOffsetFunc = row -> (long) row.getInt(rowIndex) * flag;
                                break;
                            case SMALLINT:
                                calcOffsetFunc = row -> (long) row.getShort(rowIndex) * flag;
                                break;
                            default:
                                throw new RuntimeException("The column type must be in long/int/short.");
                        }
                    } else {
                        long constantOffset = getConstants().get(constantIndex).getValueAs(Long.class);
                        offset = constantOffset * flag;
                        calcOffsetFunc = null;
                    }
                } else {
                    offset = flag;
                    calcOffsetFunc = null;
                }
                windowFrames.add(new OffsetOverFrame(genAggsHandler, offset, calcOffsetFunc));
            }
        } else {
            AggregateInfoList aggInfoList = AggregateUtil.transformToBatchAggregateInfoList(// inputSchema.relDataType
            inputTypeWithConstants, JavaScalaConversionUtil.toScala(group.getAggCalls()), // aggCallNeedRetractions
            null, sortSpec.getFieldIndices());
            AggsHandlerCodeGenerator generator = new AggsHandlerCodeGenerator(new CodeGeneratorContext(config.getTableConfig()), relBuilder, JavaScalaConversionUtil.toScala(inputType.getChildren()), // copyInputField
            false);
            // over agg code gen must pass the constants
            GeneratedAggsHandleFunction genAggsHandler = generator.needAccumulate().withConstants(JavaScalaConversionUtil.toScala(getConstants())).generateAggsHandler("BoundedOverAggregateHelper", aggInfoList);
            RowType valueType = generator.valueType();
            final OverWindowFrame frame;
            switch(mode) {
                case RANGE:
                    if (isUnboundedWindow(group)) {
                        frame = new UnboundedOverWindowFrame(genAggsHandler, valueType);
                    } else if (isUnboundedPrecedingWindow(group)) {
                        GeneratedRecordComparator genBoundComparator = createBoundComparator(relBuilder, config, sortSpec, group.getUpperBound(), false, inputType);
                        frame = new RangeUnboundedPrecedingOverFrame(genAggsHandler, genBoundComparator);
                    } else if (isUnboundedFollowingWindow(group)) {
                        GeneratedRecordComparator genBoundComparator = createBoundComparator(relBuilder, config, sortSpec, group.getLowerBound(), true, inputType);
                        frame = new RangeUnboundedFollowingOverFrame(valueType, genAggsHandler, genBoundComparator);
                    } else if (isSlidingWindow(group)) {
                        GeneratedRecordComparator genLeftBoundComparator = createBoundComparator(relBuilder, config, sortSpec, group.getLowerBound(), true, inputType);
                        GeneratedRecordComparator genRightBoundComparator = createBoundComparator(relBuilder, config, sortSpec, group.getUpperBound(), false, inputType);
                        frame = new RangeSlidingOverFrame(inputType, valueType, genAggsHandler, genLeftBoundComparator, genRightBoundComparator);
                    } else {
                        throw new TableException("This should not happen.");
                    }
                    break;
                case ROW:
                    if (isUnboundedWindow(group)) {
                        frame = new UnboundedOverWindowFrame(genAggsHandler, valueType);
                    } else if (isUnboundedPrecedingWindow(group)) {
                        frame = new RowUnboundedPrecedingOverFrame(genAggsHandler, OverAggregateUtil.getLongBoundary(overSpec, group.getUpperBound()));
                    } else if (isUnboundedFollowingWindow(group)) {
                        frame = new RowUnboundedFollowingOverFrame(valueType, genAggsHandler, OverAggregateUtil.getLongBoundary(overSpec, group.getLowerBound()));
                    } else if (isSlidingWindow(group)) {
                        frame = new RowSlidingOverFrame(inputType, valueType, genAggsHandler, OverAggregateUtil.getLongBoundary(overSpec, group.getLowerBound()), OverAggregateUtil.getLongBoundary(overSpec, group.getUpperBound()));
                    } else {
                        throw new TableException("This should not happen.");
                    }
                    break;
                case INSENSITIVE:
                    frame = new InsensitiveOverFrame(genAggsHandler);
                    break;
                default:
                    throw new TableException("This should not happen.");
            }
            windowFrames.add(frame);
        }
    }
    return windowFrames;
}

Example 9 with CodeGeneratorContext

use of org.apache.flink.table.planner.codegen.CodeGeneratorContext in project flink by apache.

the class CommonExecLegacySink method translateToTransformation.

/**
 * Translates {@link TableSink} into a {@link Transformation}.
 *
 * @param withChangeFlag Set to true to emit records with change flags.
 * @return The {@link Transformation} that corresponds to the translated {@link TableSink}.
 */
@SuppressWarnings("unchecked")
private Transformation<T> translateToTransformation(PlannerBase planner, ExecNodeConfig config, boolean withChangeFlag) {
    // if no change flags are requested, verify table is an insert-only (append-only) table.
    if (!withChangeFlag && needRetraction) {
        throw new TableException("Table is not an append-only table. " + "Use the toRetractStream() in order to handle add and retract messages.");
    }
    final ExecEdge inputEdge = getInputEdges().get(0);
    final Transformation<RowData> inputTransform = (Transformation<RowData>) inputEdge.translateToPlan(planner);
    final RowType inputRowType = (RowType) inputEdge.getOutputType();
    final RowType convertedInputRowType = checkAndConvertInputTypeIfNeeded(inputRowType);
    final DataType resultDataType = tableSink.getConsumedDataType();
    if (CodeGenUtils.isInternalClass(resultDataType)) {
        return (Transformation<T>) inputTransform;
    } else {
        final int rowtimeIndex = getRowtimeIndex(inputRowType);
        final DataType physicalOutputType = TableSinkUtils.inferSinkPhysicalDataType(resultDataType, convertedInputRowType, withChangeFlag);
        final TypeInformation<T> outputTypeInfo = SinkCodeGenerator.deriveSinkOutputTypeInfo(tableSink, physicalOutputType, withChangeFlag);
        final CodeGenOperatorFactory<T> converterOperator = SinkCodeGenerator.generateRowConverterOperator(new CodeGeneratorContext(config.getTableConfig()), convertedInputRowType, tableSink, physicalOutputType, withChangeFlag, "SinkConversion", rowtimeIndex);
        final String description = "SinkConversion To " + resultDataType.getConversionClass().getSimpleName();
        return ExecNodeUtil.createOneInputTransformation(inputTransform, createFormattedTransformationName(description, "SinkConversion", config), createFormattedTransformationDescription(description, config), converterOperator, outputTypeInfo, inputTransform.getParallelism());
    }
}

Example 10 with CodeGeneratorContext

use of org.apache.flink.table.planner.codegen.CodeGeneratorContext in project flink by apache.

the class BatchExecSortMergeJoin method translateToPlanInternal.

@Override
@SuppressWarnings("unchecked")
protected Transformation<RowData> translateToPlanInternal(PlannerBase planner, ExecNodeConfig config) {
    ExecEdge leftInputEdge = getInputEdges().get(0);
    ExecEdge rightInputEdge = getInputEdges().get(1);
    // get input types
    RowType leftType = (RowType) leftInputEdge.getOutputType();
    RowType rightType = (RowType) rightInputEdge.getOutputType();
    LogicalType[] keyFieldTypes = IntStream.of(leftKeys).mapToObj(leftType::getTypeAt).toArray(LogicalType[]::new);
    RowType keyType = RowType.of(keyFieldTypes);
    GeneratedJoinCondition condFunc = JoinUtil.generateConditionFunction(config.getTableConfig(), nonEquiCondition, leftType, rightType);
    long externalBufferMemory = config.get(ExecutionConfigOptions.TABLE_EXEC_RESOURCE_EXTERNAL_BUFFER_MEMORY).getBytes();
    long sortMemory = config.get(ExecutionConfigOptions.TABLE_EXEC_RESOURCE_SORT_MEMORY).getBytes();
    int externalBufferNum = 1;
    if (joinType == FlinkJoinType.FULL) {
        externalBufferNum = 2;
    }
    long managedMemory = externalBufferMemory * externalBufferNum + sortMemory * 2;
    SortCodeGenerator leftSortGen = newSortGen(config, leftKeys, leftType);
    SortCodeGenerator rightSortGen = newSortGen(config, rightKeys, rightType);
    int[] keyPositions = IntStream.range(0, leftKeys.length).toArray();
    SortMergeJoinOperator operator = new SortMergeJoinOperator(1.0 * externalBufferMemory / managedMemory, joinType, leftIsSmaller, condFunc, ProjectionCodeGenerator.generateProjection(new CodeGeneratorContext(config.getTableConfig()), "SMJProjection", leftType, keyType, leftKeys), ProjectionCodeGenerator.generateProjection(new CodeGeneratorContext(config.getTableConfig()), "SMJProjection", rightType, keyType, rightKeys), leftSortGen.generateNormalizedKeyComputer("LeftComputer"), leftSortGen.generateRecordComparator("LeftComparator"), rightSortGen.generateNormalizedKeyComputer("RightComputer"), rightSortGen.generateRecordComparator("RightComparator"), newSortGen(config, keyPositions, keyType).generateRecordComparator("KeyComparator"), filterNulls);
    Transformation<RowData> leftInputTransform = (Transformation<RowData>) leftInputEdge.translateToPlan(planner);
    Transformation<RowData> rightInputTransform = (Transformation<RowData>) rightInputEdge.translateToPlan(planner);
    return ExecNodeUtil.createTwoInputTransformation(leftInputTransform, rightInputTransform, createTransformationName(config), createTransformationDescription(config), SimpleOperatorFactory.of(operator), InternalTypeInfo.of(getOutputType()), rightInputTransform.getParallelism(), managedMemory);
}