From 87dadd4a2f830a3ea0e461ad6ab2111684a1c561 Mon Sep 17 00:00:00 2001
From: Xie Han <63350856@qq.com>
Date: Sun, 27 Aug 2023 00:22:12 +0800
Subject: [PATCH] MySQL client disable session state tracking.

---
 src/protocol/MySQLMessage.cc | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/src/protocol/MySQLMessage.cc b/src/protocol/MySQLMessage.cc
index 9cd9dff1df..2dd1a51c58 100644
--- a/src/protocol/MySQLMessage.cc
+++ b/src/protocol/MySQLMessage.cc
@@ -199,7 +199,6 @@ std::string MySQLRequest::get_query() const
 #define MYSQL_CAPFLAG_CLIENT_PS_MULTI_RESULTS	0x00040000
 #define MYSQL_CAPFLAG_CLIENT_PLUGIN_AUTH		0x00080000
 #define MYSQL_CAPFLAG_CLIENT_LOCAL_FILES		0x00000080
-#define MYSQL_CAPFLAG_CLIENT_SESSION_TRACK		(1 << 23)
 
 int MySQLHandshakeResponse::encode(struct iovec vectors[], int max)
 {
@@ -346,8 +345,7 @@ int MySQLSSLRequest::encode(struct iovec vectors[], int max)
 				   MYSQL_CAPFLAG_CLIENT_LOCAL_FILES |
 				   MYSQL_CAPFLAG_CLIENT_MULTI_STATEMENTS |
 				   MYSQL_CAPFLAG_CLIENT_PS_MULTI_RESULTS |
-				   MYSQL_CAPFLAG_CLIENT_PLUGIN_AUTH |
-				   MYSQL_CAPFLAG_CLIENT_SESSION_TRACK);
+				   MYSQL_CAPFLAG_CLIENT_PLUGIN_AUTH);
 	pos += 4;
 	int4store(pos, 0);
 	pos += 4;
@@ -385,8 +383,7 @@ int MySQLAuthRequest::encode(struct iovec vectors[], int max)
 				   MYSQL_CAPFLAG_CLIENT_LOCAL_FILES |
 				   MYSQL_CAPFLAG_CLIENT_MULTI_STATEMENTS |
 				   MYSQL_CAPFLAG_CLIENT_PS_MULTI_RESULTS |
-				   MYSQL_CAPFLAG_CLIENT_PLUGIN_AUTH |
-				   MYSQL_CAPFLAG_CLIENT_SESSION_TRACK);
+				   MYSQL_CAPFLAG_CLIENT_PLUGIN_AUTH);
 	pos += 4;
 	int4store(pos, 0);
 	pos += 4;