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Example 1 with TableFunctionResultFuture

use of org.apache.flink.table.runtime.collector.TableFunctionResultFuture in project flink by apache.

the class CommonExecLookupJoin method createAsyncLookupJoin.

@SuppressWarnings("unchecked")
private StreamOperatorFactory<RowData> createAsyncLookupJoin(RelOptTable temporalTable, ExecNodeConfig config, Map<Integer, LookupJoinUtil.LookupKey> allLookupKeys, AsyncTableFunction<Object> asyncLookupFunction, RelBuilder relBuilder, RowType inputRowType, RowType tableSourceRowType, RowType resultRowType, boolean isLeftOuterJoin) {
    int asyncBufferCapacity = config.get(ExecutionConfigOptions.TABLE_EXEC_ASYNC_LOOKUP_BUFFER_CAPACITY);
    long asyncTimeout = config.get(ExecutionConfigOptions.TABLE_EXEC_ASYNC_LOOKUP_TIMEOUT).toMillis();
    DataTypeFactory dataTypeFactory = ShortcutUtils.unwrapContext(relBuilder).getCatalogManager().getDataTypeFactory();
    LookupJoinCodeGenerator.GeneratedTableFunctionWithDataType<AsyncFunction<RowData, Object>> generatedFuncWithType = LookupJoinCodeGenerator.generateAsyncLookupFunction(config.getTableConfig(), dataTypeFactory, inputRowType, tableSourceRowType, resultRowType, allLookupKeys, LookupJoinUtil.getOrderedLookupKeys(allLookupKeys.keySet()), asyncLookupFunction, StringUtils.join(temporalTable.getQualifiedName(), "."));
    RowType rightRowType = Optional.ofNullable(temporalTableOutputType).map(FlinkTypeFactory::toLogicalRowType).orElse(tableSourceRowType);
    // a projection or filter after table source scan
    GeneratedResultFuture<TableFunctionResultFuture<RowData>> generatedResultFuture = LookupJoinCodeGenerator.generateTableAsyncCollector(config.getTableConfig(), "TableFunctionResultFuture", inputRowType, rightRowType, JavaScalaConversionUtil.toScala(Optional.ofNullable(joinCondition)));
    DataStructureConverter<?, ?> fetcherConverter = DataStructureConverters.getConverter(generatedFuncWithType.dataType());
    AsyncFunction<RowData, RowData> asyncFunc;
    if (existCalcOnTemporalTable) {
        // a projection or filter after table source scan
        GeneratedFunction<FlatMapFunction<RowData, RowData>> generatedCalc = LookupJoinCodeGenerator.generateCalcMapFunction(config.getTableConfig(), JavaScalaConversionUtil.toScala(projectionOnTemporalTable), filterOnTemporalTable, temporalTableOutputType, tableSourceRowType);
        asyncFunc = new AsyncLookupJoinWithCalcRunner(generatedFuncWithType.tableFunc(), (DataStructureConverter<RowData, Object>) fetcherConverter, generatedCalc, generatedResultFuture, InternalSerializers.create(rightRowType), isLeftOuterJoin, asyncBufferCapacity);
    } else {
        // right type is the same as table source row type, because no calc after temporal table
        asyncFunc = new AsyncLookupJoinRunner(generatedFuncWithType.tableFunc(), (DataStructureConverter<RowData, Object>) fetcherConverter, generatedResultFuture, InternalSerializers.create(rightRowType), isLeftOuterJoin, asyncBufferCapacity);
    }
    // when the downstream do not need orderness
    return new AsyncWaitOperatorFactory<>(asyncFunc, asyncTimeout, asyncBufferCapacity, AsyncDataStream.OutputMode.ORDERED);
}
Also used : AsyncLookupJoinRunner(org.apache.flink.table.runtime.operators.join.lookup.AsyncLookupJoinRunner) AsyncWaitOperatorFactory(org.apache.flink.streaming.api.operators.async.AsyncWaitOperatorFactory) DataStructureConverter(org.apache.flink.table.data.conversion.DataStructureConverter) RowType(org.apache.flink.table.types.logical.RowType) DataTypeFactory(org.apache.flink.table.catalog.DataTypeFactory) AsyncLookupJoinWithCalcRunner(org.apache.flink.table.runtime.operators.join.lookup.AsyncLookupJoinWithCalcRunner) AsyncFunction(org.apache.flink.streaming.api.functions.async.AsyncFunction) LookupJoinCodeGenerator(org.apache.flink.table.planner.codegen.LookupJoinCodeGenerator) RowData(org.apache.flink.table.data.RowData) TableFunctionResultFuture(org.apache.flink.table.runtime.collector.TableFunctionResultFuture) FlatMapFunction(org.apache.flink.api.common.functions.FlatMapFunction)

Aggregations

FlatMapFunction (org.apache.flink.api.common.functions.FlatMapFunction)1 AsyncFunction (org.apache.flink.streaming.api.functions.async.AsyncFunction)1 AsyncWaitOperatorFactory (org.apache.flink.streaming.api.operators.async.AsyncWaitOperatorFactory)1 DataTypeFactory (org.apache.flink.table.catalog.DataTypeFactory)1 RowData (org.apache.flink.table.data.RowData)1 DataStructureConverter (org.apache.flink.table.data.conversion.DataStructureConverter)1 LookupJoinCodeGenerator (org.apache.flink.table.planner.codegen.LookupJoinCodeGenerator)1 TableFunctionResultFuture (org.apache.flink.table.runtime.collector.TableFunctionResultFuture)1 AsyncLookupJoinRunner (org.apache.flink.table.runtime.operators.join.lookup.AsyncLookupJoinRunner)1 AsyncLookupJoinWithCalcRunner (org.apache.flink.table.runtime.operators.join.lookup.AsyncLookupJoinWithCalcRunner)1 RowType (org.apache.flink.table.types.logical.RowType)1