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-rw-r--r--src/mongo/db/pipeline/document_source_index_stats.h4
1 files changed, 0 insertions, 4 deletions
diff --git a/src/mongo/db/pipeline/document_source_index_stats.h b/src/mongo/db/pipeline/document_source_index_stats.h
index 0713e85f368..51d92262b0f 100644
--- a/src/mongo/db/pipeline/document_source_index_stats.h
+++ b/src/mongo/db/pipeline/document_source_index_stats.h
@@ -83,10 +83,6 @@ public:
return constraints;
}
- boost::optional<MergingLogic> mergingLogic() final {
- return boost::none;
- }
-
static boost::intrusive_ptr<DocumentSource> createFromBson(
BSONElement elem, const boost::intrusive_ptr<ExpressionContext>& pExpCtx);