Jackie-Jiang commented on a change in pull request #5926: URL: https://github.com/apache/incubator-pinot/pull/5926#discussion_r479457266
########## File path: pinot-core/src/main/java/org/apache/pinot/core/query/aggregation/function/IdSetAggregationFunction.java ########## @@ -0,0 +1,339 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.pinot.core.query.aggregation.function; + +import com.google.common.base.Preconditions; +import java.io.IOException; +import java.util.List; +import java.util.Map; +import org.apache.commons.lang3.StringUtils; +import org.apache.pinot.common.function.AggregationFunctionType; +import org.apache.pinot.common.utils.DataSchema.ColumnDataType; +import org.apache.pinot.core.common.BlockValSet; +import org.apache.pinot.core.query.aggregation.AggregationResultHolder; +import org.apache.pinot.core.query.aggregation.ObjectAggregationResultHolder; +import org.apache.pinot.core.query.aggregation.groupby.GroupByResultHolder; +import org.apache.pinot.core.query.aggregation.groupby.ObjectGroupByResultHolder; +import org.apache.pinot.core.query.request.context.ExpressionContext; +import org.apache.pinot.core.query.utils.idset.IdSet; +import org.apache.pinot.core.query.utils.idset.IdSets; +import org.apache.pinot.spi.data.FieldSpec.DataType; + + +/** + * The {@code IdSetAggregationFunction} collects the values for a given single-value expression into an IdSet, which can + * be used in the second query to optimize the query with huge IN clause generated from another query. + */ +public class IdSetAggregationFunction extends BaseSingleInputAggregationFunction<IdSet, String> { + public static final char PARAMETER_DELIMITER = ';'; + public static final char PARAMETER_KEY_VALUE_SEPARATOR = '='; + public static final String SIZE_THRESHOLD_IN_BYTES_KEY = "SIZETHRESHOLDINBYTES"; + public static final String EXPECTED_INSERTIONS_KEY = "EXPECTEDINSERTIONS"; + public static final String FPP_KEY = "FPP"; + + private final int _sizeThresholdInBytes; + private final int _expectedInsertions; + private final double _fpp; + + /** Review comment: Added ########## File path: pinot-core/src/main/java/org/apache/pinot/core/query/aggregation/function/IdSetAggregationFunction.java ########## @@ -0,0 +1,339 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.pinot.core.query.aggregation.function; + +import com.google.common.base.Preconditions; +import java.io.IOException; +import java.util.List; +import java.util.Map; +import org.apache.commons.lang3.StringUtils; +import org.apache.pinot.common.function.AggregationFunctionType; +import org.apache.pinot.common.utils.DataSchema.ColumnDataType; +import org.apache.pinot.core.common.BlockValSet; +import org.apache.pinot.core.query.aggregation.AggregationResultHolder; +import org.apache.pinot.core.query.aggregation.ObjectAggregationResultHolder; +import org.apache.pinot.core.query.aggregation.groupby.GroupByResultHolder; +import org.apache.pinot.core.query.aggregation.groupby.ObjectGroupByResultHolder; +import org.apache.pinot.core.query.request.context.ExpressionContext; +import org.apache.pinot.core.query.utils.idset.IdSet; +import org.apache.pinot.core.query.utils.idset.IdSets; +import org.apache.pinot.spi.data.FieldSpec.DataType; + + +/** + * The {@code IdSetAggregationFunction} collects the values for a given single-value expression into an IdSet, which can + * be used in the second query to optimize the query with huge IN clause generated from another query. + */ +public class IdSetAggregationFunction extends BaseSingleInputAggregationFunction<IdSet, String> { + public static final char PARAMETER_DELIMITER = ';'; + public static final char PARAMETER_KEY_VALUE_SEPARATOR = '='; + public static final String SIZE_THRESHOLD_IN_BYTES_KEY = "SIZETHRESHOLDINBYTES"; Review comment: Added ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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