If a session is locked on hostgroup , autocommit is copied from backe…

…nd connection Closes #3459
sysown · Aug 12, 2021 · 2145507 · 2145507
1 parent 76be6e2
commit 2145507
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/lib/MySQL_Session.cpp b/lib/MySQL_Session.cpp
@@ -4436,6 +4436,14 @@ int MySQL_Session::handler() {
 
 					handler_rc0_Process_GTID(myconn);
 
+					// if we are locked on hostgroup, the value of autocommit is copied from the backend connection
+					// see bug #3549
+					if (locked_on_hostgroup >= 0) {
+						assert(myconn != NULL);
+						assert(myconn->mysql != NULL);
+						autocommit = myconn->mysql->server_status & SERVER_STATUS_AUTOCOMMIT;
+					}
+
 					if (mirror == false) {
 						// Support for LAST_INSERT_ID()
 						if (myconn->mysql->insert_id) {