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Posted to commits@lucene.apache.org by dw...@apache.org on 2021/03/10 10:02:32 UTC
[lucene] 14/15: LUCENE-8472: Always rewrite soft-deletes retention
query
This is an automated email from the ASF dual-hosted git repository.
dweiss pushed a commit to branch branch_7_4
in repository https://gitbox.apache.org/repos/asf/lucene.git
commit c1259f8274ddfc4e138fb6b7de4f0f15872cff51
Author: Nhat Nguyen <nh...@elastic.co>
AuthorDate: Mon Sep 3 11:13:42 2018 -0400
LUCENE-8472: Always rewrite soft-deletes retention query
This change ensures that we always rewrite the soft-deletes merge
retention policy before passing it into `createWeight` as some Query
does not support `createWeight` directly.
---
lucene/CHANGES.txt | 2 ++
.../index/SoftDeletesRetentionMergePolicy.java | 2 +-
.../index/TestSoftDeletesRetentionMergePolicy.java | 27 ++++++++++++++++++++++
3 files changed, 30 insertions(+), 1 deletion(-)
diff --git a/lucene/CHANGES.txt b/lucene/CHANGES.txt
index d3435c1..e58750d 100644
--- a/lucene/CHANGES.txt
+++ b/lucene/CHANGES.txt
@@ -18,6 +18,8 @@ Bug Fixes:
* LUCENE-8384: Fix missing advance docValues generation while handling docValues
update in PendingSoftDeletes. (Simon Willnauer, Nhat Nguyen)
+ * LUCENE-8472: Always rewrite the soft-deletes merge retention query. (Adrien Grand, Nhat Nguyen)
+
======================= Lucene 7.4.0 =======================
Upgrading
diff --git a/lucene/core/src/java/org/apache/lucene/index/SoftDeletesRetentionMergePolicy.java b/lucene/core/src/java/org/apache/lucene/index/SoftDeletesRetentionMergePolicy.java
index 182af50..007e222 100644
--- a/lucene/core/src/java/org/apache/lucene/index/SoftDeletesRetentionMergePolicy.java
+++ b/lucene/core/src/java/org/apache/lucene/index/SoftDeletesRetentionMergePolicy.java
@@ -140,7 +140,7 @@ public final class SoftDeletesRetentionMergePolicy extends OneMergeWrappingMerge
private static Scorer getScorer(Query query, CodecReader reader) throws IOException {
IndexSearcher s = new IndexSearcher(reader);
s.setQueryCache(null);
- Weight weight = s.createWeight(query, false, 1.0f);
+ Weight weight = s.createWeight(s.rewrite(query), false, 1.0f);
return weight.scorer(reader.getContext());
}
diff --git a/lucene/core/src/test/org/apache/lucene/index/TestSoftDeletesRetentionMergePolicy.java b/lucene/core/src/test/org/apache/lucene/index/TestSoftDeletesRetentionMergePolicy.java
index ee2b650..33f5cc6 100644
--- a/lucene/core/src/test/org/apache/lucene/index/TestSoftDeletesRetentionMergePolicy.java
+++ b/lucene/core/src/test/org/apache/lucene/index/TestSoftDeletesRetentionMergePolicy.java
@@ -39,6 +39,7 @@ import org.apache.lucene.search.DocValuesFieldExistsQuery;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.MatchAllDocsQuery;
import org.apache.lucene.search.MatchNoDocsQuery;
+import org.apache.lucene.search.PrefixQuery;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.SearcherFactory;
import org.apache.lucene.search.SearcherManager;
@@ -629,6 +630,32 @@ public class TestSoftDeletesRetentionMergePolicy extends LuceneTestCase {
IOUtils.close(sm, writer, dir);
}
+ public void testRewriteRetentionQuery() throws Exception {
+ Directory dir = newDirectory();
+ IndexWriterConfig config = newIndexWriterConfig().setSoftDeletesField("soft_deletes")
+ .setMergePolicy(new SoftDeletesRetentionMergePolicy("soft_deletes",
+ () -> new PrefixQuery(new Term("id", "foo")), newMergePolicy()));
+ IndexWriter writer = new IndexWriter(dir, config);
+
+ Document d = new Document();
+ d.add(new StringField("id", "foo-1", Field.Store.YES));
+ writer.addDocument(d);
+ d = new Document();
+ d.add(new StringField("id", "foo-2", Field.Store.YES));
+ writer.softUpdateDocument(new Term("id", "foo-1"), d, new NumericDocValuesField("soft_deletes", 1));
+
+ d = new Document();
+ d.add(new StringField("id", "bar-1", Field.Store.YES));
+ writer.addDocument(d);
+ d.add(new StringField("id", "bar-2", Field.Store.YES));
+ writer.softUpdateDocument(new Term("id", "bar-1"), d, new NumericDocValuesField("soft_deletes", 1));
+
+ writer.forceMerge(1);
+ assertEquals(2, writer.numDocs()); // foo-2, bar-2
+ assertEquals(3, writer.maxDoc()); // foo-1, foo-2, bar-2
+ IOUtils.close(writer, dir);
+ }
+
static void doUpdate(Term doc, IndexWriter writer, Field... fields) throws IOException {
long seqId = -1;
do { // retry if we just committing a merge