Examples with RowType org.apache.flink.table.types.logical.RowType used on opensource projects

Example 71 with RowType

use of org.apache.flink.table.types.logical.RowType in project flink by apache.

the class DynamicTableSourceSpec method getTableSource.

private DynamicTableSource getTableSource(FlinkContext flinkContext) {
    if (tableSource == null) {
        final DynamicTableSourceFactory factory = flinkContext.getModuleManager().getFactory(Module::getTableSourceFactory).orElse(null);
        tableSource = FactoryUtil.createDynamicTableSource(factory, contextResolvedTable.getIdentifier(), contextResolvedTable.getResolvedTable(), loadOptionsFromCatalogTable(contextResolvedTable, flinkContext), flinkContext.getTableConfig().getConfiguration(), flinkContext.getClassLoader(), contextResolvedTable.isTemporary());
        if (sourceAbilities != null) {
            RowType newProducedType = (RowType) contextResolvedTable.getResolvedSchema().toSourceRowDataType().getLogicalType();
            for (SourceAbilitySpec spec : sourceAbilities) {
                SourceAbilityContext context = new SourceAbilityContext(flinkContext, newProducedType);
                spec.apply(tableSource, context);
                if (spec.getProducedType().isPresent()) {
                    newProducedType = spec.getProducedType().get();
                }
            }
        }
    }
    return tableSource;
}

Example 72 with RowType

use of org.apache.flink.table.types.logical.RowType in project flink by apache.

the class StreamExecSort method translateToPlanInternal.

@SuppressWarnings("unchecked")
@Override
protected Transformation<RowData> translateToPlanInternal(PlannerBase planner, ExecNodeConfig config) {
    if (!config.get(InternalConfigOptions.TABLE_EXEC_NON_TEMPORAL_SORT_ENABLED)) {
        throw new TableException("Sort on a non-time-attribute field is not supported.");
    }
    ExecEdge inputEdge = getInputEdges().get(0);
    RowType inputType = (RowType) inputEdge.getOutputType();
    // sort code gen
    GeneratedRecordComparator rowComparator = ComparatorCodeGenerator.gen(config.getTableConfig(), "StreamExecSortComparator", inputType, sortSpec);
    StreamSortOperator sortOperator = new StreamSortOperator(InternalTypeInfo.of(inputType), rowComparator);
    Transformation<RowData> inputTransform = (Transformation<RowData>) inputEdge.translateToPlan(planner);
    return ExecNodeUtil.createOneInputTransformation(inputTransform, createTransformationMeta(SORT_TRANSFORMATION, config), sortOperator, InternalTypeInfo.of(inputType), inputTransform.getParallelism());
}

Example 73 with RowType

use of org.apache.flink.table.types.logical.RowType in project flink by apache.

the class DataTypeUtils method stripRowPrefix.

/**
 * Removes a string prefix from the fields of the given row data type.
 */
public static DataType stripRowPrefix(DataType dataType, String prefix) {
    Preconditions.checkArgument(dataType.getLogicalType().is(ROW), "Row data type expected.");
    final RowType rowType = (RowType) dataType.getLogicalType();
    final List<String> newFieldNames = rowType.getFieldNames().stream().map(s -> {
        if (s.startsWith(prefix)) {
            return s.substring(prefix.length());
        }
        return s;
    }).collect(Collectors.toList());
    final LogicalType newRowType = LogicalTypeUtils.renameRowFields(rowType, newFieldNames);
    return new FieldsDataType(newRowType, dataType.getConversionClass(), dataType.getChildren());
}

Example 74 with RowType

use of org.apache.flink.table.types.logical.RowType 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 75 with RowType

use of org.apache.flink.table.types.logical.RowType 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;
}