Examples with FlinkJoinType org.apache.flink.table.runtime.operators.join.FlinkJoinType used on opensource projects

Example 1 with FlinkJoinType

use of org.apache.flink.table.runtime.operators.join.FlinkJoinType in project flink by apache.

the class BatchExecHashJoin method translateToPlanInternal.

@Override
@SuppressWarnings("unchecked")
protected Transformation<RowData> translateToPlanInternal(PlannerBase planner, ExecNodeConfig config) {
    ExecEdge leftInputEdge = getInputEdges().get(0);
    ExecEdge rightInputEdge = getInputEdges().get(1);
    Transformation<RowData> leftInputTransform = (Transformation<RowData>) leftInputEdge.translateToPlan(planner);
    Transformation<RowData> rightInputTransform = (Transformation<RowData>) rightInputEdge.translateToPlan(planner);
    // get input types
    RowType leftType = (RowType) leftInputEdge.getOutputType();
    RowType rightType = (RowType) rightInputEdge.getOutputType();
    JoinUtil.validateJoinSpec(joinSpec, leftType, rightType, false);
    int[] leftKeys = joinSpec.getLeftKeys();
    int[] rightKeys = joinSpec.getRightKeys();
    LogicalType[] keyFieldTypes = IntStream.of(leftKeys).mapToObj(leftType::getTypeAt).toArray(LogicalType[]::new);
    RowType keyType = RowType.of(keyFieldTypes);
    GeneratedJoinCondition condFunc = JoinUtil.generateConditionFunction(config.getTableConfig(), joinSpec.getNonEquiCondition().orElse(null), leftType, rightType);
    // projection for equals
    GeneratedProjection leftProj = ProjectionCodeGenerator.generateProjection(new CodeGeneratorContext(config.getTableConfig()), "HashJoinLeftProjection", leftType, keyType, leftKeys);
    GeneratedProjection rightProj = ProjectionCodeGenerator.generateProjection(new CodeGeneratorContext(config.getTableConfig()), "HashJoinRightProjection", rightType, keyType, rightKeys);
    Transformation<RowData> buildTransform;
    Transformation<RowData> probeTransform;
    GeneratedProjection buildProj;
    GeneratedProjection probeProj;
    int[] buildKeys;
    int[] probeKeys;
    RowType buildType;
    RowType probeType;
    int buildRowSize;
    long buildRowCount;
    long probeRowCount;
    boolean reverseJoin = !leftIsBuild;
    if (leftIsBuild) {
        buildTransform = leftInputTransform;
        buildProj = leftProj;
        buildType = leftType;
        buildRowSize = estimatedLeftAvgRowSize;
        buildRowCount = estimatedLeftRowCount;
        buildKeys = leftKeys;
        probeTransform = rightInputTransform;
        probeProj = rightProj;
        probeType = rightType;
        probeRowCount = estimatedLeftRowCount;
        probeKeys = rightKeys;
    } else {
        buildTransform = rightInputTransform;
        buildProj = rightProj;
        buildType = rightType;
        buildRowSize = estimatedRightAvgRowSize;
        buildRowCount = estimatedRightRowCount;
        buildKeys = rightKeys;
        probeTransform = leftInputTransform;
        probeProj = leftProj;
        probeType = leftType;
        probeRowCount = estimatedLeftRowCount;
        probeKeys = leftKeys;
    }
    // operator
    StreamOperatorFactory<RowData> operator;
    FlinkJoinType joinType = joinSpec.getJoinType();
    HashJoinType hashJoinType = HashJoinType.of(leftIsBuild, joinType.isLeftOuter(), joinType.isRightOuter(), joinType == FlinkJoinType.SEMI, joinType == FlinkJoinType.ANTI);
    if (LongHashJoinGenerator.support(hashJoinType, keyType, joinSpec.getFilterNulls())) {
        operator = LongHashJoinGenerator.gen(config.getTableConfig(), hashJoinType, keyType, buildType, probeType, buildKeys, probeKeys, buildRowSize, buildRowCount, reverseJoin, condFunc);
    } else {
        operator = SimpleOperatorFactory.of(HashJoinOperator.newHashJoinOperator(hashJoinType, condFunc, reverseJoin, joinSpec.getFilterNulls(), buildProj, probeProj, tryDistinctBuildRow, buildRowSize, buildRowCount, probeRowCount, keyType));
    }
    long managedMemory = config.get(ExecutionConfigOptions.TABLE_EXEC_RESOURCE_HASH_JOIN_MEMORY).getBytes();
    return ExecNodeUtil.createTwoInputTransformation(buildTransform, probeTransform, createTransformationName(config), createTransformationDescription(config), operator, InternalTypeInfo.of(getOutputType()), probeTransform.getParallelism(), managedMemory);
}

Example 2 with FlinkJoinType

use of org.apache.flink.table.runtime.operators.join.FlinkJoinType in project flink by apache.

the class StreamExecJoin method translateToPlanInternal.

@Override
@SuppressWarnings("unchecked")
protected Transformation<RowData> translateToPlanInternal(PlannerBase planner, ExecNodeConfig config) {
    final ExecEdge leftInputEdge = getInputEdges().get(0);
    final ExecEdge rightInputEdge = getInputEdges().get(1);
    final Transformation<RowData> leftTransform = (Transformation<RowData>) leftInputEdge.translateToPlan(planner);
    final Transformation<RowData> rightTransform = (Transformation<RowData>) rightInputEdge.translateToPlan(planner);
    final RowType leftType = (RowType) leftInputEdge.getOutputType();
    final RowType rightType = (RowType) rightInputEdge.getOutputType();
    JoinUtil.validateJoinSpec(joinSpec, leftType, rightType, true);
    final int[] leftJoinKey = joinSpec.getLeftKeys();
    final int[] rightJoinKey = joinSpec.getRightKeys();
    final InternalTypeInfo<RowData> leftTypeInfo = InternalTypeInfo.of(leftType);
    final JoinInputSideSpec leftInputSpec = JoinUtil.analyzeJoinInput(leftTypeInfo, leftJoinKey, leftUniqueKeys);
    final InternalTypeInfo<RowData> rightTypeInfo = InternalTypeInfo.of(rightType);
    final JoinInputSideSpec rightInputSpec = JoinUtil.analyzeJoinInput(rightTypeInfo, rightJoinKey, rightUniqueKeys);
    GeneratedJoinCondition generatedCondition = JoinUtil.generateConditionFunction(config.getTableConfig(), joinSpec, leftType, rightType);
    long minRetentionTime = config.getStateRetentionTime();
    AbstractStreamingJoinOperator operator;
    FlinkJoinType joinType = joinSpec.getJoinType();
    if (joinType == FlinkJoinType.ANTI || joinType == FlinkJoinType.SEMI) {
        operator = new StreamingSemiAntiJoinOperator(joinType == FlinkJoinType.ANTI, leftTypeInfo, rightTypeInfo, generatedCondition, leftInputSpec, rightInputSpec, joinSpec.getFilterNulls(), minRetentionTime);
    } else {
        boolean leftIsOuter = joinType == FlinkJoinType.LEFT || joinType == FlinkJoinType.FULL;
        boolean rightIsOuter = joinType == FlinkJoinType.RIGHT || joinType == FlinkJoinType.FULL;
        operator = new StreamingJoinOperator(leftTypeInfo, rightTypeInfo, generatedCondition, leftInputSpec, rightInputSpec, leftIsOuter, rightIsOuter, joinSpec.getFilterNulls(), minRetentionTime);
    }
    final RowType returnType = (RowType) getOutputType();
    final TwoInputTransformation<RowData, RowData, RowData> transform = ExecNodeUtil.createTwoInputTransformation(leftTransform, rightTransform, createTransformationMeta(JOIN_TRANSFORMATION, config), operator, InternalTypeInfo.of(returnType), leftTransform.getParallelism());
    // set KeyType and Selector for state
    RowDataKeySelector leftSelect = KeySelectorUtil.getRowDataSelector(leftJoinKey, leftTypeInfo);
    RowDataKeySelector rightSelect = KeySelectorUtil.getRowDataSelector(rightJoinKey, rightTypeInfo);
    transform.setStateKeySelectors(leftSelect, rightSelect);
    transform.setStateKeyType(leftSelect.getProducedType());
    return transform;
}

Example 3 with FlinkJoinType

use of org.apache.flink.table.runtime.operators.join.FlinkJoinType in project flink by apache.

the class StreamExecTemporalJoin method translateToPlanInternal.

@Override
@SuppressWarnings("unchecked")
protected Transformation<RowData> translateToPlanInternal(PlannerBase planner, ExecNodeConfig config) {
    ExecEdge leftInputEdge = getInputEdges().get(0);
    ExecEdge rightInputEdge = getInputEdges().get(1);
    RowType leftInputType = (RowType) leftInputEdge.getOutputType();
    RowType rightInputType = (RowType) rightInputEdge.getOutputType();
    JoinUtil.validateJoinSpec(joinSpec, leftInputType, rightInputType, true);
    FlinkJoinType joinType = joinSpec.getJoinType();
    if (isTemporalFunctionJoin) {
        if (joinType != FlinkJoinType.INNER) {
            throw new ValidationException("Temporal table function join currently only support INNER JOIN, " + "but was " + joinType + " JOIN.");
        }
    } else {
        if (joinType != FlinkJoinType.LEFT && joinType != FlinkJoinType.INNER) {
            throw new TableException("Temporal table join currently only support INNER JOIN and LEFT JOIN, " + "but was " + joinType + " JOIN.");
        }
    }
    RowType returnType = (RowType) getOutputType();
    TwoInputStreamOperator<RowData, RowData, RowData> joinOperator = getJoinOperator(config, leftInputType, rightInputType);
    Transformation<RowData> leftTransform = (Transformation<RowData>) leftInputEdge.translateToPlan(planner);
    Transformation<RowData> rightTransform = (Transformation<RowData>) rightInputEdge.translateToPlan(planner);
    TwoInputTransformation<RowData, RowData, RowData> ret = ExecNodeUtil.createTwoInputTransformation(leftTransform, rightTransform, createTransformationMeta(TEMPORAL_JOIN_TRANSFORMATION, config), joinOperator, InternalTypeInfo.of(returnType), leftTransform.getParallelism());
    // set KeyType and Selector for state
    RowDataKeySelector leftKeySelector = getLeftKeySelector(leftInputType);
    RowDataKeySelector rightKeySelector = getRightKeySelector(rightInputType);
    ret.setStateKeySelectors(leftKeySelector, rightKeySelector);
    ret.setStateKeyType(leftKeySelector.getProducedType());
    return ret;
}