Added conditional 'grave accents' matching to regex matching 'SET statements' for tracked variables #3479

5 years ago · 9f0caaaab0
parent fdcf5fa94b
commit 9f0caaaab0
1 changed files with 1 additions and 1 deletions
--- a/lib/MySQL_Thread.cpp
+++ b/lib/MySQL_Thread.cpp
@ -2542,7 +2542,7 @@ bool MySQL_Thread::init() {
 	match_regexes[0]=new Session_Regex((char *)"^SET (|SESSION |@@|@@session.)SQL_LOG_BIN( *)(:|)=( *)");

 	std::stringstream ss;
-	ss << "^SET (|SESSION |@@|@@session.)(" << mysql_variables.variables_regexp << "SESSION_TRACK_GTIDS|TX_ISOLATION)( *)(:|)=( *)";
+	ss << "^SET (|SESSION |@@|@@session.)`?(" << mysql_variables.variables_regexp << "SESSION_TRACK_GTIDS|TX_ISOLATION)`?( *)(:|)=( *)";
 	match_regexes[1]=new Session_Regex((char *)ss.str().c_str());

 	match_regexes[2]=new Session_Regex((char *)"^SET(?: +)(|SESSION +)TRANSACTION(?: +)(?:(?:(ISOLATION(?: +)LEVEL)(?: +)(REPEATABLE(?: +)READ|READ(?: +)COMMITTED|READ(?: +)UNCOMMITTED|SERIALIZABLE))|(?:(READ)(?: +)(WRITE|ONLY)))");