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authorCharlie Swanson <charlie.swanson@mongodb.com>2018-11-29 09:56:42 -0500
committerCharlie Swanson <charlie.swanson@mongodb.com>2019-02-13 07:30:10 -0500
commit87194fbe0c24525bc1f2d674012fe6978eca77d2 (patch)
tree0f13b14046152f0b475ae16d9a95b5e2ba0c4cbb /src/mongo/db/pipeline/mongo_process_interface.h
parent69f26fa3798b0d7927858aa704243cdac676c6e9 (diff)
downloadmongo-87194fbe0c24525bc1f2d674012fe6978eca77d2.tar.gz
SERVER-38311 Change out merging strategy
Allows an $out stage to run in parallel on all shards if the target collection is sharded and so is the input collection to the aggregate.
Diffstat (limited to 'src/mongo/db/pipeline/mongo_process_interface.h')
-rw-r--r--src/mongo/db/pipeline/mongo_process_interface.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mongo/db/pipeline/mongo_process_interface.h b/src/mongo/db/pipeline/mongo_process_interface.h
index b01585619b6..21a5d73c94d 100644
--- a/src/mongo/db/pipeline/mongo_process_interface.h
+++ b/src/mongo/db/pipeline/mongo_process_interface.h
@@ -161,7 +161,9 @@ public:
BSONObjBuilder* builder) const = 0;
/**
- * Gets the collection options for the collection given by 'nss'.
+ * Gets the collection options for the collection given by 'nss'. Throws
+ * ErrorCodes::CommandNotSupportedOnView if 'nss' describes a view. Future callers may want to
+ * parameterize this behavior.
*/
virtual BSONObj getCollectionOptions(const NamespaceString& nss) = 0;