From f1abcfcafd7685d727eeb1e732b35760a6cdd388 Mon Sep 17 00:00:00 2001
From: gentle_hu <gentle_hu@qq.com>
Date: Wed, 14 Jul 2021 10:28:11 +0800
Subject: [PATCH] disable SHUTDOWN in distributed mode

---
 src/common/backend/parser/gram.y                | 2 +-
 src/gausskernel/optimizer/commands/shutdown.cpp | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/common/backend/parser/gram.y b/src/common/backend/parser/gram.y
index a7d62e3e0..14a26ecd0 100755
--- a/src/common/backend/parser/gram.y
+++ b/src/common/backend/parser/gram.y
@@ -1077,7 +1077,7 @@ stmt :
 			| RuleStmt
 			| SecLabelStmt
 			| SelectStmt
-                        | ShutdownStmt
+			| ShutdownStmt
 			| TransactionStmt
 			| TruncateStmt
 			| UnlistenStmt
diff --git a/src/gausskernel/optimizer/commands/shutdown.cpp b/src/gausskernel/optimizer/commands/shutdown.cpp
index 548d1db65..df2603afc 100644
--- a/src/gausskernel/optimizer/commands/shutdown.cpp
+++ b/src/gausskernel/optimizer/commands/shutdown.cpp
@@ -29,6 +29,10 @@
 
 void DoShutdown(ShutdownStmt* stmt)
 {
+#ifdef ENABLE_MULTIPLE_NODES
+    ereport(ERROR, (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), errmsg("SHUTDOWN is not supported in distributed mode.")));
+#endif
+
     if (!superuser()) {
         ereport(ERROR,
             (errcode(ERRCODE_INSUFFICIENT_PRIVILEGE), (errmsg("Only system admin can shutdown database."))));