From 5bd42079f7985098de534b36a55466e1a681d926 Mon Sep 17 00:00:00 2001
From: Vinay Sagar Gonabavi <gonabavi@yelp.com>
Date: Mon, 18 Oct 2021 12:36:53 -0700
Subject: [PATCH] Add transaction_isolation to the list of hardcoded session
 variables that do not disable ProxySQL multiplexing

---
 lib/MySQL_Thread.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/MySQL_Thread.cpp b/lib/MySQL_Thread.cpp
index ea275b937..95cf50052 100644
--- a/lib/MySQL_Thread.cpp
+++ b/lib/MySQL_Thread.cpp
@@ -1175,7 +1175,7 @@ MySQL_Threads_Handler::MySQL_Threads_Handler() {
 	variables.ssl_p2s_cipher=NULL;
 	variables.ssl_p2s_crl=NULL;
 	variables.ssl_p2s_crlpath=NULL;
-	variables.keep_multiplexing_variables=strdup((char *)"tx_isolation,version");
+	variables.keep_multiplexing_variables=strdup((char *)"tx_isolation,transaction_isolation,version");
 #ifdef DEBUG
 	variables.session_debug=true;
 #endif /*debug */