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authorCharlie Swanson <charlie.swanson@mongodb.com>2018-11-29 17:39:33 -0500
committerCharlie Swanson <charlie.swanson@mongodb.com>2019-01-16 10:09:59 -0500
commit0cb2195939494660334db8e9d0a52509caeb621c (patch)
tree2d71e10270020f2e7ea8bf3bfb812b13f83abbca /src/mongo/db/pipeline/pipeline.cpp
parentd29f140ae0e69057d8b1801f4d2a993612fa5bcb (diff)
downloadmongo-0cb2195939494660334db8e9d0a52509caeb621c.tar.gz
SERVER-38311 Adjust $out merging strategy
Diffstat (limited to 'src/mongo/db/pipeline/pipeline.cpp')
-rw-r--r--src/mongo/db/pipeline/pipeline.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/mongo/db/pipeline/pipeline.cpp b/src/mongo/db/pipeline/pipeline.cpp
index 725c655be44..1fddc890a17 100644
--- a/src/mongo/db/pipeline/pipeline.cpp
+++ b/src/mongo/db/pipeline/pipeline.cpp
@@ -390,8 +390,7 @@ bool Pipeline::requiredToRunOnMongos() const {
for (auto&& stage : _sources) {
// If this pipeline is capable of splitting before the mongoS-only stage, then the pipeline
// as a whole is not required to run on mongoS.
- if (_splitState == SplitState::kUnsplit &&
- dynamic_cast<NeedsMergerDocumentSource*>(stage.get())) {
+ if (_splitState == SplitState::kUnsplit && stage->mergingLogic()) {
return false;
}