mikemccand commented on a change in pull request #1733:
URL: https://github.com/apache/lucene-solr/pull/1733#discussion_r468812527
##########
File path:
lucene/facet/src/java/org/apache/lucene/facet/taxonomy/directory/DirectoryTaxonomyReader.java
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@@ -323,8 +323,10 @@ public FacetLabel getPath(int ordinal) throws IOException {
}
}
- Document doc = indexReader.document(ordinal);
- FacetLabel ret = new
FacetLabel(FacetsConfig.stringToPath(doc.get(Consts.FULL)));
+ boolean found = MultiDocValues.getBinaryValues(indexReader,
Consts.FULL).advanceExact(catIDInteger);
Review comment:
One more idea: instead of using `MultiDocValues` sugar, I think we
should use Lucene's `ReaderUtil` to quickly (binary search) determine which
leaf holds this `docId`, then pull `BinaryDocValues` from that `LeafReader`?
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