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-rw-r--r--src/backend/access/index/genam.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 35994769307..a91fda7bcdb 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -168,6 +168,10 @@ IndexScanEnd(IndexScanDesc scan)
* The passed-in values/nulls arrays are the "raw" input to the index AM,
* e.g. results of FormIndexDatum --- this is not necessarily what is stored
* in the index, but it's what the user perceives to be stored.
+ *
+ * Note: if you change anything here, check whether
+ * ExecBuildSlotPartitionKeyDescription() in execMain.c needs a similar
+ * change.
*/
char *
BuildIndexValueDescription(Relation indexRelation,