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

Example 1 with SortCodeGenerator

use of org.apache.flink.table.planner.codegen.sort.SortCodeGenerator 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);
}

Example 2 with SortCodeGenerator

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

the class BatchExecSort method translateToPlanInternal.

@SuppressWarnings("unchecked")
@Override
protected Transformation<RowData> translateToPlanInternal(PlannerBase planner, ExecNodeConfig config) {
    ExecEdge inputEdge = getInputEdges().get(0);
    Transformation<RowData> inputTransform = (Transformation<RowData>) inputEdge.translateToPlan(planner);
    RowType inputType = (RowType) inputEdge.getOutputType();
    SortCodeGenerator codeGen = new SortCodeGenerator(config.getTableConfig(), inputType, sortSpec);
    SortOperator operator = new SortOperator(codeGen.generateNormalizedKeyComputer("BatchExecSortComputer"), codeGen.generateRecordComparator("BatchExecSortComparator"));
    long sortMemory = config.get(ExecutionConfigOptions.TABLE_EXEC_RESOURCE_SORT_MEMORY).getBytes();
    return ExecNodeUtil.createOneInputTransformation(inputTransform, createTransformationName(config), createTransformationDescription(config), SimpleOperatorFactory.of(operator), InternalTypeInfo.of((RowType) getOutputType()), inputTransform.getParallelism(), sortMemory);
}

Example 3 with SortCodeGenerator

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

the class SortCodeGeneratorTest method getSortBaseWithNulls.

public static Tuple2<NormalizedKeyComputer, RecordComparator> getSortBaseWithNulls(String namePrefix, RowType inputType, SortSpec sortSpec) {
    SortCodeGenerator generator = new SortCodeGenerator(new TableConfig(), inputType, sortSpec);
    GeneratedNormalizedKeyComputer computer = generator.generateNormalizedKeyComputer(namePrefix + "Computer");
    GeneratedRecordComparator comparator = generator.generateRecordComparator(namePrefix + "Comparator");
    ClassLoader cl = Thread.currentThread().getContextClassLoader();
    return new Tuple2<>(computer.newInstance(cl), comparator.newInstance(cl));
}