From 8d8bb1f554f45623a1bd5b3b5223490d5bfc818b Mon Sep 17 00:00:00 2001
From: Tim Chang <changti@amazon.com>
Date: Wed, 17 Jan 2024 19:28:22 +0000
Subject: [PATCH] Add simple fetch for VAR_OID_PREFETCH

---
 src/backend/access/transam/varsup.c | 8 ++++++++
 src/include/access/transam.h        | 2 ++
 2 files changed, 10 insertions(+)

diff --git a/src/backend/access/transam/varsup.c b/src/backend/access/transam/varsup.c
index dd3d7498250..ad39a029332 100644
--- a/src/backend/access/transam/varsup.c
+++ b/src/backend/access/transam/varsup.c
@@ -590,6 +590,14 @@ GetNewObjectId(void)
 	return result;
 }
 
+/*
+ * Simple function to get VAR_OID_PREFETCH when needed outside of this file.
+ */
+int GetVarOidPrefetch(void)
+{
+	return VAR_OID_PREFETCH;
+}
+
 /*
  * SetNextObjectId
  *
diff --git a/src/include/access/transam.h b/src/include/access/transam.h
index 45bc724ce88..300f76629aa 100644
--- a/src/include/access/transam.h
+++ b/src/include/access/transam.h
@@ -301,6 +301,8 @@ extern bool ForceTransactionIdLimitUpdate(void);
 extern Oid	GetNewObjectId(void);
 extern void StopGeneratingPinnedObjectIds(void);
 
+extern int GetVarOidPrefetch(void);
+
 typedef void (*GetNewObjectId_hook_type) (VariableCache variableCache);
 extern PGDLLIMPORT GetNewObjectId_hook_type GetNewObjectId_hook;