From 10df28a8ef8b90ebdf75b20cfd4731d89feda46b Mon Sep 17 00:00:00 2001
From: Charlie Swanson <charlie.swanson@mongodb.com>
Date: Wed, 6 Jul 2022 22:44:47 +0000
Subject: SERVER-66061 Remove redundant projection in COLUMN_SCAN plans

---
 src/mongo/db/query/projection.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/mongo/db/query/projection.h')

diff --git a/src/mongo/db/query/projection.h b/src/mongo/db/query/projection.h
index 97b8d1e0d30..d1336db9754 100644
--- a/src/mongo/db/query/projection.h
+++ b/src/mongo/db/query/projection.h
@@ -93,7 +93,7 @@ public:
 
     /**
      * Return which fields are required to compute the projection, assuming the entire document is
-     * not needed.
+     * not needed. Includes _id explicitly if it is required - implicitily or explicitly.
      */
     const OrderedPathSet& getRequiredFields() const {
         invariant(_type == ProjectType::kInclusion);
-- 
cgit v1.2.1