karthi01ec commented on code in PR #14728: URL: https://github.com/apache/lucene/pull/14728#discussion_r2131286994
########## lucene/join/src/java/org/apache/lucene/search/join/ParentsChildrenBlockJoinQuery.java: ########## @@ -0,0 +1,489 @@ +/* + * 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.lucene.search.join; + +import static org.apache.lucene.search.join.ToChildBlockJoinQuery.INVALID_QUERY_MESSAGE; + +import java.io.IOException; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Collection; +import java.util.List; +import java.util.Locale; +import java.util.function.BinaryOperator; +import org.apache.lucene.index.LeafReaderContext; +import org.apache.lucene.search.DocIdSetIterator; +import org.apache.lucene.search.Explanation; +import org.apache.lucene.search.IndexSearcher; +import org.apache.lucene.search.Matches; +import org.apache.lucene.search.MatchesUtils; +import org.apache.lucene.search.Query; +import org.apache.lucene.search.QueryVisitor; +import org.apache.lucene.search.Scorer; +import org.apache.lucene.search.ScorerSupplier; +import org.apache.lucene.search.Weight; +import org.apache.lucene.util.BitSet; + +/** + * A query that returns the matching child documents for matching parent documents indexed together + * in the same block. The provided parentQuery determines the parent documents of the returned + * children documents. The provided childQuery determines which matching children documents are + * being returned. childLimitPerParent is the maximum number of child documents to match per parent + * document. + * + * @lucene.experimental + */ +public class ParentsChildrenBlockJoinQuery extends Query { Review Comment: ParentsChildrenBlockJoinQuery is resonable name. If it is similary the existing ParentChildrenBlockJoinQuery, how about something like FilteredParentsChildrenBlockJoinQuery -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@lucene.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@lucene.apache.org For additional commands, e-mail: issues-h...@lucene.apache.org
