Details
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Improvement
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Status: Resolved
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Minor
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Resolution: Duplicate
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3.3
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None
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None
Description
The hashCode() and equals() methods of a QueryResultKey are dependent on the order of the filters meaning that potentially identical result sets are missed when cached.
Query query = new TermQuery(new Term("field1", "value1"));
Query filter1 = new TermQuery(new Term("field2", "value2"));
Query filter2 = new TermQuery(new Term("field3", "value3"));
List<Query> filters1 = new ArrayList<Query>();
filters1.add(filter1);
filters1.add(filter2);
List<Query> filters2 = new ArrayList<Query>();
filters2.add(filter2);
filters2.add(filter1);
QueryResultKey key1 = new QueryResultKey(query, filters1, null, 0);
QueryResultKey key2 = new QueryResultKey(query, filters2, null, 0);
// Both the following assertions fail
assert key1.equals(key2);
assert key1.hashCode() == key2.hashCode();
Attachments
Attachments
Issue Links
- duplicates
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SOLR-5057 queryResultCache should not related with the order of fq's list
- Closed