--source include/not_embedded.inc SET @start_global_value = @@global.gtid_executed; SELECT @start_global_value; # # exists as global and session # select @@global.gtid_executed; select @@session.gtid_executed; show global variables like 'gtid_executed'; show session variables like 'gtid_executed'; select * from information_schema.global_variables where variable_name='gtid_executed'; select * from information_schema.session_variables where variable_name='gtid_executed'; # # It is not writable and in debug mode an attempt to write # into it triggers an assertion. # select @@global.gtid_executed; # # See rpl_gtid_execution.test for a comprehensive test case. #