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-rw-r--r--src/mongo/db/query/query_knobs.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mongo/db/query/query_knobs.cpp b/src/mongo/db/query/query_knobs.cpp
index 9e4a9aa3931..90788d77bba 100644
--- a/src/mongo/db/query/query_knobs.cpp
+++ b/src/mongo/db/query/query_knobs.cpp
@@ -50,6 +50,8 @@ MONGO_EXPORT_SERVER_PARAMETER(internalQueryCacheEvictionRatio, double, 10.0);
MONGO_EXPORT_SERVER_PARAMETER(internalQueryPlannerMaxIndexedSolutions, int, 64);
+MONGO_EXPORT_SERVER_PARAMETER(internalQueryEnumerationPreferLockstepOrEnumeration, bool, false);
+
MONGO_EXPORT_SERVER_PARAMETER(internalQueryEnumerationMaxOrSolutions, int, 10);
MONGO_EXPORT_SERVER_PARAMETER(internalQueryEnumerationMaxIntersectPerAnd, int, 3);