'#---------------------BS_STVARS_047_01----------------------#' SELECT COUNT(@@GLOBAL.ssl_cert); COUNT(@@GLOBAL.ssl_cert) 1 1 Expected '#---------------------BS_STVARS_047_02----------------------#' SET @@GLOBAL.ssl_cert=1; ERROR HY000: Variable 'ssl_cert' is a read only variable Expected error 'Read only variable' SELECT COUNT(@@GLOBAL.ssl_cert); COUNT(@@GLOBAL.ssl_cert) 1 1 Expected '#---------------------BS_STVARS_047_03----------------------#' SELECT @@GLOBAL.ssl_cert = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='ssl_cert'; @@GLOBAL.ssl_cert = VARIABLE_VALUE 1 1 Expected SELECT COUNT(@@GLOBAL.ssl_cert); COUNT(@@GLOBAL.ssl_cert) 1 1 Expected SELECT COUNT(VARIABLE_VALUE) FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='ssl_cert'; COUNT(VARIABLE_VALUE) 1 1 Expected '#---------------------BS_STVARS_047_04----------------------#' SELECT @@ssl_cert = @@GLOBAL.ssl_cert; @@ssl_cert = @@GLOBAL.ssl_cert 1 1 Expected '#---------------------BS_STVARS_047_05----------------------#' SELECT COUNT(@@ssl_cert); COUNT(@@ssl_cert) 1 1 Expected SELECT COUNT(@@local.ssl_cert); ERROR HY000: Variable 'ssl_cert' is a GLOBAL variable Expected error 'Variable is a GLOBAL variable' SELECT COUNT(@@SESSION.ssl_cert); ERROR HY000: Variable 'ssl_cert' is a GLOBAL variable Expected error 'Variable is a GLOBAL variable' SELECT COUNT(@@GLOBAL.ssl_cert); COUNT(@@GLOBAL.ssl_cert) 1 1 Expected SELECT ssl_cert = @@SESSION.ssl_cert; ERROR 42S22: Unknown column 'ssl_cert' in 'field list' Expected error 'Readonly variable'