--source include/not_embedded.inc SET @start_global_value = @@session.gtid_next; SELECT @start_global_value; # # exists as session only # --error ER_INCORRECT_GLOBAL_LOCAL_VAR select @@global.gtid_next; select @@session.gtid_next; show global variables like 'gtid_next'; show session variables like 'gtid_next'; select * from information_schema.global_variables where variable_name='gtid_next'; select * from information_schema.session_variables where variable_name='gtid_next'; # # show that it is writable # --error ER_LOCAL_VARIABLE set global gtid_next = 1; set session gtid_next = "ANONYMOUS"; select @@session.gtid_next; # # restore original value # set session gtid_next = @start_global_value; select @@session.gtid_next; # # See rpl_gtid_execution.test for a comprehensive test case. #